# Questions Asked onFebruary 11, 2016

1. ## Science

What time would you use to measure the time it takes to travel from your house to New York

2. ## Chemistry

Explain how the presence of several oxygen atoms in a compound containing an -OH group can make the compound acidic. I don't understand this because according to Arrhenius, bases have OH. And it doesn't apply to either Lewis's acid-base theories, or the

3. ## lanier

If you cross a clawless male and hybrid clawed female what percentage of children would possibly be clawed?

4. ## chemistry

Draw the structures of the three primary (1°) amines with molecular formula C5H13N that contain five carbon atoms in a continuous chain.

5. ## Math Analysis (Pre Calc)

A pilot wants to fly 430 miles per hour at 45 degrees north of east, but there is a westerly wind blowing 20 miles per hour. What course correction does the pilot have to make to fly on his desired landing? I wasn't able to figure out any work for this

6. ## physics

A car approaching a bend in a road has its speed decreased from 30m/s to 10m/s.while traversing. A distance of 30m Calculate. 1- What's de retardation 2- How long did it take to traverse this distance

Y=x/2-1

8. ## Math

A rock is thrown upward with a velocity of 24 meters per second from the top of a 50 meter high cliff and it misses the cliff on the way back down. When will the rock be 7 meters from the water below

9. ## Math

Form the differential equation of the family of curves y^2-2xy+x^2=a^2, a=arbitary const. I really need to know the answer!!

10. ## Computer

Need help with small visualization work. Only contact if you know how to use google visualization tools. Please do not spam if you don't know how to do it. Final budget is 15 USD and will be paid after satisfactory verification of work. kgill1945 @ gm dot

11. ## Algebra

If \$3000 left in an account for 4 years earned interest of \$960, then how much interest would be earned in 7 years.

12. ## Physics

Suppose the height of the ramp is h1= 0.3 m, and the foot of the ramp is horizontal, and is h2= 1.00 m above the floor. What will be the horizontal distance traveled by the following four objects before they hit the floor? Assume that R= 12.7 mm in each

13. ## biology

The atom shown in the diagram has 4 energy levels or shells. true or false

14. ## biology

Picture true of false The atom shown in the diagram has 4 energy levels or shells. 2. The atom shown in the diagram above has a total of 5 electron orbitals. 3. Each energy level consists of 2 or more orbitals. 4. The second energy level consists of 4

15. ## Math

integrate x^3/(x-1) w.r.t x How do i get the answer ?

16. ## calculus

25pi/3=1/2xsquare root of 100x^2 and plus 50 arcsin(x/10)

17. ## Calculus

a rectangular lot adjacent to a highway is to be enclosed by a fencing cost \$ 2.50 per foot.along the highway \$1.50 per foot on the other sides find the dimension of the largest lot that can be fenced off for \$270. Thank you God bless. Badly need it

18. ## College Math

I am so confuse about this question Determine the area of a circular enclosure and a square enclosure made with 107 meters of fence.

19. ## Math

1. f(x)=x^2(e^x) find a point where the tangent is horizontal. The answer is apparently (-2, 4/e^2). But I got 0 when I solved for the derivative. I don't get this. 2. What value of x does the function f(x)=(x^3+27)^(1/2) have vertical tangents? My

20. ## Math

Fnd the equation of the curve through the point (-1,2) of the differential equation dy/dx = -2xy/(x^2+1)

21. ## Math

2x dy/dx+y=6x^3 How to solve ?

22. ## physics

1. A man throws a body of mass 500gm with a velocity of 10m/s vertically upward on a planet he weight of the body on the planet.

23. ## physics

If the wavelength of Deepika’s voice is 2 and that of Ashwaria is 5m respectively in air. Find the frequency of Ashwaria’s voice. Fi the frequency of Deepika’s voice is 750Hz. Which of them has a higher pitch?

24. ## Physics

A house wife uses “a fire tong pair” of length 20cm to lift a piece of burning coal of mass 200gm. If she applies force at a distance of 5cm from the fulcrum, what is her effort? If the efficiency of the fire tong is 100% . find it M.A and V. R.

25. ## Physics

A bulb is joined to a battery of e.m.f 6V. A steady current of 0.5 A flows through circuit. Calculate the total energy provided by the battery in 5 minutes.

26. ## Physics

An aluminium cessel of mass 200g, contains 0.5 litre of water. What is the heat required to raise the temperature of the system from 25 Degree centigrade to 75 Degree centigrade? (S.H.C of Aluminium 0.84X10^3J/kg dehree centigrade and S.H.C of water

27. ## Physics

How much steam at 100 degree centigrade will just melt 3200g of rice at -10 degree centigrade ? ( S.H.C of rice = 0.5 cal/g digree centigrade; Let heat of vapour of steam =540cal/gg).

28. ## physics

7. 50g of steam at 100 degree centigrade is passed into a mixture of 100g of ice and 200gm of water at 0 degree centigrade. Find the rise in temperature. (S.L. H. Of steam = 540 cal/g and Lf of ice = 80cal/g)

29. ## physics

What would be the final temperature of the mixture when .5 g of ice at -10 degree are mixed with 250g of water at 30 degree centigrade? S.H.C of ice 0.5cal/g degree centigrade and S.L.H of ice = 80cal/g.

30. ## physics

2 kg of water is contained in a 2.5 KW electric kittle. Assuring that the heat capacity of the kettle is negligible. Calculate (i) the time taken for the temp of water to rise from 25 degree centigrade to it boiling point 100 degree centigrade. (ii) the

31. ## physics

The velocity of light in a transparent liquid is 1.8X10cm/second, while in vacuum it is 3X10^3cm/second. Find how much the bottom of the vessel containing this liquid appears to be raised if the depth of the liquid is 25cm.

32. ## physics

If 238U92 emits successively four alpha particles two beta particles, what will be the atomic number and mass number of the final product.

33. ## science

Two wires if the same metal and of the same dia. And same length are connected in series 1st n then parallel, the ratio of energy produced during series n parallel connection will be .....  A. 1:2  B. 2:1  C. 1:4  D. 4:1

34. ## Math

What number has 5 tens and 3 more ones then tens

35. ## Science (Physics)

A ball is projected horizontally from the top a hill with a velocity of 30mls. If it reaches the ground 5seconds later, the height of the hill is?

36. ## Science (Physics)

A ball is projected horizontally from the top a hill with a velocity f 30mls. If it reaches the ground 5seconds later, the height of the hill is?

37. ## trigonometry

what is the smalliest positive anglecoterminal of -61 degrees,501,632,1024,-350,721,-0.5 and 512 degrees?

38. ## maths

6:m=2:4

asked by Elizabeth Asare
39. ## PYSICS

A BULLET OF MASS 30G IS MOVING AT A VELOCITY OF 60M/S CALCULATE ITS KINETIC ENERGY

40. ## Quick calc question

The Riemann sum, the limit as the maximum of delta x sub i goes to infinity of the summation from i equals 1 to n of f of the quantity x star sub i times delta x sub i , is equivalent to the limit as n goes to infinity of the summation from i equals 1 to n

41. ## divinity

examine the various ways in which the synopitic writter used their sources in writting the gospel material.

42. ## math

A stirring blade is attached at the level of the center of the wheel. Find the distance from the center of the wheel to the stirrer blade for 30° and 225° angles of rotation. The radius is 2ft and the rod of the blade attached to the blade is 5ft long.

43. ## public finance

What are the problems of budget implementation and process in Nigerian

44. ## Physical Science

A car of mass m traveling at a velocity of 20m/s east on a straight level road and a truck of mass 2m travelling at 20m/s west on the same road. ignore the effects of friction. calculate the velocity of the truck-car system immediately after collision. On

45. ## Social Studies

How did Britain most impact the formation of modern nations in the region? A. with economic and military support B. through expanded trade opportunities C. by building modern schools for the region’s young people D. by mapmaking without regard for tribal

46. ## maths

before lunch time abigal and teresa each read some pages from different books abigal read 5 or one fifth of the pages in her book teresa read 6 or one sixth of the pages in her book whose had more pages how many more pages

47. ## math

A cylindrical metal radius 7cm and height 15cm has its centre drilled with a hole of 5cm in cross-section. If 152cm(cube) of d metal weight 125kg, what is the weight of d hallowed cylinder? How do I solve this please?

48. ## Science

If you add a battery to a series circuit, what will happen to the current in the circuit? A. The current both stayed the same since there is the same resistance B. The comment will increase since there is less resistance C. The current will increase since

49. ## Science

When hair is combed with a hard rubber comb, the hair becomes positively charged because the comb A. Transfers protons to the hair B. Remove electrons from the hair C. Transfers electrons to the hair D. Remove both times from the hair I could be removed

50. ## ENGLISH

(1)state and briefly discuss the functions of english language in Nigeria (2)state and briefly discuss the factors responsible for the promotion of english language in Nigeria

51. ## Physics

When a 300N force is applied to a box weighing 600N the box moves 3.0 horizontal in 20seconds

52. ## managerial economics

given π=1000x - 2x - xy + 180y - 4y. subject to profit constraints x + y =30. using solution method, what is the optimal profit under contraint

53. ## Math

1.5m tall boy stands at a distance of 3m from a lump post and cast a shadow of 4.5m on the ground.Find the height of lump post

asked by Devinder sharma
54. ## Math

Find the volume of iron required to construct an open box whose external dimensions are 36cm,25cm,and 16.5cm,provided that the thickness of the metal is 1.5cm.If1cm cube of iron weight 7.5g find the weight of the box.

asked by Devinder sharma
55. ## Med

What is the influence of pressure on the respiratory system?

56. ## newtanion mechanics

A child slides down a water slide of a height h. Calculate final velocity of the child?

57. ## newtanion mechanics

Find the center of mass of a uniform circular ring of mass M and radius R? (R is your radius in metre)

58. ## Chemistry

Aspirin can be prepared in the chemistry laboratory by the reaction of salicylic acid with acetic anhydride. What volume of acetic anhydride is required to produce one killogram of aspirin assuming 100%yield

59. ## math

A car travels 172 miles using 7 gallons of gas. At that rate, how far can the car travel using 42 gallons of gas ( i got 1,032 ) answers to choose:1,032 miles 1,548 miles 1,204 miles or 1,376 miles

asked by little dark one
60. ## writting skills

For the greeting in a business letter when you don't know the name of the person who will be reading it, which of the following is least likely to conform to present-day usage? (A. Dear Editor) B. Dear Mrs. Carleton C. Dear Mr. Givens D. Dear Sir I'm very

61. ## math

Area of a triangle is72cm squared base=12 height=?

62. ## math

Caitlyn calculated the probability of the complement of rolling a number greater than 2 on a 6-side number cube. She made her calculation as follows. Did she make an error? Explain.

63. ## Math

What will be its differential equation? y^2-2xy+x^2=a^2

64. ## Pre algebra

Sara bikes 4/5 km in 2 min. Write and simplify a unit rate that represents the distance sara bikes in 1 min.

65. ## Geometry

Could you please explain the difference between B, longer base of a trapezoid and b, base in geometry?

66. ## Math

I just want to make sure I have done this correctly. (10a^3b)(3ab^2c^2) = 30a^4b^3c^2

67. ## maths,geography,agriculture,life science

I am a grade ten learner I was aking wich career can I follow when doing those subjects?

asked by jennifer phorotlho
68. ## Math

Is Lagrenge's mean value theorem applicable to f(x)=|x| on the interval [-1,2]

69. ## math

10^5 what does this mean

70. ## Math

Dumb question I know, but I've never really thought about it. If you square a negative x, does it become positive? (-×)^2=?

71. ## math

how many ways can a president and vice president be selected in a class of 12? 23*** 72 130 1,320

72. ## Math

3.22 Defective rate. A machine that produces a special type of transistor (a component of computers) has a 2% defective rate. The production is considered a random process where each transistor is independent of the others. (a) What is the probability that

73. ## geography

what marked the beginning of agriculture in the Americas

74. ## Math

Find Domain and range of the function f (x)=2x+7, -1

75. ## Trigonometry

1.Find the missing values given that Ø in degrees=270. 2.Find the missing values given that Ø in degrees=270. I can find the radians but not sin,cos,sec,tan,csc,cot i really need help

76. ## Linear Algebra 8; Slope-Intercept Form

A right triangle has a leg b of length 7 and a hypotenuse of length 11. What is the length of the other leg, a? Round to the nearest tenth, if necessary. A) 2.0 B) 8.5 C) 13.0 D)9.6

77. ## algebra

how many cups of water will I need to make a smaller portion of dough 1/6 using 2/5 cups of water.

78. ## Linear Algebra

Find the slope of a line that passes through (-2,-3) and (1,1). a) 1/3 b) 1 c) 2 d) 4/3

79. ## Language Arts

Full fathom five thy father lies; Of his bones are coral made; Those are pearls that were his eyes: Nothing of him that doth fade But doth suffer a sea-change Into something rich and strange. The Tempest. Act i. Sc. 2. what is the best paraphrase of the

80. ## Language Arts

Train Tune” by - Louise Bogan Back through clouds Back through clearing Back through distance Back through silence Back through groves Back through garlands Back by rivers Back below mountains Back through lightning Back through cities Back through stars

81. ## English poem

canadian january night by alden nowlan ice storm; the hill a pyramid of black crystal down with the cars slide like phosphorescent beetles while I, walking backwards in obedience to the wind, am possessed of the fearful knowledge my compatriots share but

82. ## Language

The rusty spigot sputters, utters a splutter, spatters a smattering of drops, gashes wider; slash, splatters, scatters, spurts, finally stops sputtering and plash! gushes rushes splashes clear water dashes 3. What is happening in “Onomatopoeia”? A. A

83. ## Pre-Calc

An open gift box is to be made from a square piece of material by cutting four-centimeter squares from each corner and turning up the sides (see figure). The volume of the finished gift box is to be 324 cubic centimeters. Find the size of the original

84. ## Math

An open gift box is to be made from a square piece of material by cutting four-centimeter squares from each corner and turning up the sides (see figure). The volume of the finished gift box is to be 324 cubic centimeters. Find the size of the original

85. ## Pre-Calc

Solve the quadratic equation by factoring. Check your solutions in the original equation. (Enter your answers as a comma-separated list.) x^2 + 2ax + a^2 = 0

86. ## MATH>:(

how many ways can seven students line up for a picture? 5,040 210 28 7***

87. ## 11Science

In spermatogenesis four sperm cells are produced from the original spermatocyte, while in oogenesis only one egg cell is produced from the original oocyte. Explain two reasons why this design increases the likelihood of fertilization and pregnancy.

88. ## science help now plz

a geneticist is studying a pedigree that shows the family history of a recessive genetic diease. which of the following pedigrees shows an impossible relationship.

89. ## MATH

there are 9 candidates running for 3 seats on a committee. how many different election results are possible? 36 84 504 56***

90. ## Algebra

Joe wants to fence a rectangular pen for his goats the length of the pen should be at least 60 ft. and the distance around should be no more than 260 ft. which system of inequalities and graph represent the possible dimensions of the pen? I truly need help

asked by Astral Tellurian
91. ## statics

Q: The mean annual salary for a sample of electrical engineers is \$83,500, with a standard deviation The mean annual salary for a sample of electrical engineers is \$83,500, with a standard deviation of \$1500. The data set has a bell-shaped distribution.

92. ## Language Arts (2 questions)

Question #1: From details about blossoms in both the first and third haiku, what conclusion can you draw? a. The poet feels exceedingly lonely b. The poet lives in an urban setting c. The poet enjoys the gentle beauty of nature d. The poet enjoys the drama

93. ## Algebra

Complete the Table below using the equation y=3x+1. x ---------- y -2 --------- 0 ---------- 1/6 -------- My answers for y -5 1 1.5 (There is a second step to this problem but I am going to discuss it after someone checks my work above.)

94. ## Science

Which Idea Is Conveyed In Both "Dust Of Snow" and Who Knows If The Moon's A.Nature can be playful B.Nature can be harsh C.Nature can be annoying D.Nature can be mysterious To Which Sense Do Both "Who Knows If The Moon's" and "Dust Of Snow Appeal Most

95. ## math

6. The measure of angle B is 65.8°. Find the measure of the complement and supplement of angle B. A.)24.2°; 155.8° B.)155.8°; 24.2° C.)114.2°; 24.2° D.)24.2°; 114.2°

96. ## Biology ASAP

What is the scientific name ( genus and species level) of star fish, jelly fish, silk spider, mouse, and earth worm

97. ## science

convert your answer from 3 to meters per second.

98. ## Chemistry

What is the mass of 5mole of li(li=7)

99. ## Social studies

Indonesia, Japan, and the Philippines differ from other parts of Southeast Asia because they are

100. ## Health

What is behavioral therapy? A. Uses family therapy principles to improve a person’s health-risk behaviors B. Offers strategies to help patients better understand the factors and situations that precede alcohol and other drug use as well as the

101. ## Social Studies

Why do we celebrate black history month?

102. ## History,life scieces,agricultural n mathematical L

I'm in grade 12.I just want to know which carrees for this subject?

103. ## Language Arts (3 questions)

Question #1: Which characteristics make "The Rider" a lyric poem? a. It uses musical language and expresses feelings b. It tells a story about a historical event c. It rhymes and has a regular rhythm d. It uses repetition and describes a natural event

104. ## English

Which contraction correctly completes the sentence? Some people __________ responded to the invitation yet. A. hasn't B. haven't

105. ## History

How did the debate over slavery affect Kansas during the 1850s?

106. ## Social Studies

How did Britain most impact the formation of modern nations in the region? A. with economic and military support B. through expanded trade opportunities C. by building modern schools for the region’s young people D. by mapmaking without regard for tribal

107. ## Life orientation

The similarities and the differences between NSFAS and Other Student loans

asked by Seth Tsebo kekana
108. ## English

In The Importance of Being Earnest, Jack and Algernon clearly have a preoccupation with food. Discuss how food serves as a symbol for obedience to impulse and the pursuit of pleasure. How does this symbol help Oscar Wilde to comment on and satirize

109. ## physics

steam at 100 degree C is passed into a container of negligible heat capacity containing 20 g of ice and 100 g of water at 0 degree C, until the ice is completely melted. Determine the total mass of water in the container. ( specific latent

asked by Anita Iwu
110. ## math 035

The area of a rectangular garden is 140 square meters. The width is 3 meters longer than ​one-half of the length.

111. ## Art

During which time period were artists keenly interested in using the golden ratio in their paintings? A.Baroque Period B.Oriental Period C.Futuristic Period D.Renaissance Period •• When the Greeks built the Parthenon its dimensions nearly matched the

112. ## history, geo,maths, l,s

guys my dream is to be a nurse,but i am doing history, geography, mathematical literacy, life science, so I don't know where to study, how much will it cost.iam staying at northwest so help

asked by ditibane palesa
113. ## Math, HELP ME!

What is the experimental probability of the spinner landing on red? a. 1/2 b. 1/3 c. 1/4 *** What is the experimental probability of the spinner landing on blue? a. 2/7 b. 1/4 *** c. 2/9 There’s a spinner with 8 sections in total with different colors. 2

114. ## algebra

A woman owns a small, cash-only business in a state that requires her to charge 5% sales tax on each item she sells. At the beginning of the day, she has \$200 in the cash register. At the end of the day, she has \$1,103 in the register. How much money

115. ## Algebra

Write an equation for the following situation. Polly Gone has \$120 saved already. She wants to save for airfare to visit her friend. The airfare will cost \$500 and she can save \$60 per week. How many weeks will it take her to save enough money for the

116. ## Bio

Whose scientific hypothesis was inheritance of acquired traits? Give an example of this hypothesis Jean-Baptiste Lamarck I don't know what example

117. ## Algebra

(60/x)x66=400

118. ## History

The conclusion paragraph in an explanatory essay should restate the claim, summarize the evidence, and ________.

119. ## Trigonometry

1.Find the missing values given that Ø in degrees=30. Can someone show me how to find sin

120. ## Algebra

Find the range of the function f(x)=4x-1 for the domain {-1, 0, 1, 2, 3,}. a. {-5, -3, 0, 7, 11} b. {-5, -4, -3, -2, -1}*** c. {-11, -7, -3, 1, 5} d. {-5, -1, 3, 7, 11}

121. ## math grade recovery plz help

write the number from least to greatest : 0.36 , 1/3 , 29%, 7/20

122. ## Algebra

How many solutions does this system have? x-2y=2 y=-2x+5 a. infinitely many solutions b. no solutions*** c. two solutions d. one solution

123. ## Science

Does sunlight have a chemical equation

124. ## science

HELP ILL DO ANYTHING How is a scientific theory different from a hypothesis?

asked by cool kid 32
125. ## Social Studies

How did Britain most impact the formation of modern nations in the region? A. with economic and military support B. through expanded trade opportunities C. by building modern schools for the region’s young people D. by mapmaking without regard for tribal

126. ## physics

How many hour will it take for a Bus to travel 1000 km. If it travels at an average velocity of 80 km/hr. assume constant acceleration.

127. ## math grade recovery plz help

domino scored 33 points in yesterdays basketball game.his team scored 150 points.what percent of the points did domino score.

128. ## school

A ball thrown vertically upward reaches a certain height and comes down again. What can you say about its kinetic energy at the maximum height?

129. ## Math

A turkey weighs 40 pounds plus half of its weight. What does it weigh?

130. ## Math

A train travels a distance of 90 miles from A to B in one hour. Another train sets off at the same time and travels from B to A, taking two hours to complete the journey. How many miles from A did the two trains cross?

131. ## Math

I am the largest 6 digit odd number you can make without repeating digits. What number am I?

132. ## math

Each edge of the cube measures 24 inches. Raj wants to cover the top and four sides of the table with ceramic tiles. Each tile has an edge length of 6 inches. How many tiles will he need?

133. ## Math

Tom is less than 10 years old. He is one half as old as Chris. In 8 years, Tom will be three-fourths as old as Chris. How old is Tom?

134. ## math

The Devon Avenue bus passes Max’s house every 9 minutes. The western bus passes it every 30 minutes. The two busses last passed by together at 10:00 AM. When is the next time that will happen?

135. ## HISTORY HELP

Which of the following best describes the Golden Age of Islam? It was a period of military triumph and control. It was a period of scientific and artistic innovation. Religious leaders prevented progress by discouraging ideas not in the Qu'ran. Religious

136. ## history

n President James Monroe's annual address to Congress in 1823, he outlined his foreign policy. This policy has become known as the Monroe Doctrine. What was the main point of the Monroe Doctrine? A. The United States would prevent future European

137. ## Geography

What is the name of the Hebrew bible Is it torah

138. ## geography

Who is the founder of Hinduism Sanātana Dharm?

139. ## Geography

What is the difference between dharma and karma

140. ## Math

On Thursday,1/6 of students in class were absent.If there are 36 students in total,how many students were absent? Use a model to show your work.

asked by Makyra Wallace
141. ## MS.SUE!

this weekend can you help me with the second part of my grade recovery

142. ## Math

To promote the launch of a new Cadbury's chocolate bar, they are offering a ''buy four, get one free,'' deal. If each chocolate bar costs thirty cents, how much would ten chocolate bars cost?

143. ## history

What challenges did Alexander the Great Overcome?

144. ## Math

Four consecutive even integers have a sum of 8,484. What are the integers?

145. ## math

Elena jogs 7 kilometers west and then 5 kilometers down south. She stops and checks her time. How far is she from her starting point?

146. ## Math

Jenny's mean score on three science tests was 75. Her last two scores were 79 and 80. She forgot her score on the first test. What was it?

147. ## Math

What figure has six faces, and each face has the same surface area?

148. ## physics

a motorcycle moves at an initial velocity of 40km/h and accelerates at a constant rate of 8.3 m/s^2 for a distance of 120m how fast is the motorcycle then moving?

149. ## Science

You drop a ball, mass 117.1 grams from a height of 68.9 cm. It bounces back to a height of 48.1 from the floor. What is the change in gravitational potential energy from the moment it is dropped, to the moment it reaches the maximum height from the bounce?

150. ## math

solve the following system of equations enter the x coordinate of the solution. Round your answer to the nearest tenth. 5x+2y=22 -2x+6y=3

151. ## HISTORY HELP

Which of the following best describes the internal political turmoil that contributed to the decline of the Byzantine Empire? A group of peasants banded together in an attempt to overthrow the imperial family and become the ruling class. Church leaders

152. ## math-4th grade

12+2/2+4= just want to double-check: first we must do the 2/2 as the multiplication and division is affecting the number directly before it.. so 12+1+4=17

153. ## college algebra

Perform the operation and put in standard form. (8+square root of-12)-(4+2square root of 3i)

154. ## college algebra

y= 1 ______ x^2+9 What type of symmetry?

155. ## math

i need help with my math

asked by little dark one
156. ## statistics

Scores: 5,2,4,2 ΣX-2 Σ(X-2) Σ(X-2)^2 can you show me a better idea how to solve this thanks

157. ## physics

Vector V⃗ 1 is 6.5 units long and points along the negative x axis. Vector V⃗ 2 is 8.3 units long and points at 60 ∘ to the positive x axis.

158. ## Math

1. Which polygon will always be irregular? A. triangle B. trapezoid** C. square D. hexagon 2. Which statements are always true about regular polygons? (Choose 2) A. All sides are congruent B. Pairs of sides are parallel** C. All angles are congruent** D.

159. ## Geometry

I'm a little confused about what a Pythagorean Triple is. As long as your two legs are both whole numbers, isn't every one a triple?

160. ## Science

1. If the net force on an object is O N, the forces are considered unbalanced. true false** 2. Most people in the United States use feet and miles to measure distance in their everyday lives. Why do scientists in the United States use meters to measure

161. ## MATH

If the perimeter of a square floor tile is about 122 centimeters, what is the approximate perimeter of the tile in inches?

162. ## Algebra

Find the simplified form of each expression. 1.(4/7y^5)^2 A.8/14y^10 B.16/49y^25 C.16/49y^10 D.8/14y^25 2.(x/2y^5)^-2 A.x^2/4y^10 B.4y^25/x^2 C.4y^10/x^2 D.x^2/4y^25 I think #1 is A and #2 is A Please correct me if I'm wrong.

163. ## MATH HELP

The table shows preferences of dancing or playing sports for male and female students. Do you prefer dancing or playing sports? Playing sports Dancing Row totals Male students 18 . 16. 34 Female students 18. 35 53 Column totals 36 51. 87 Mason mistakenly

164. ## science

a solution containing 4.2g KOHand Ca(OH) 2 is neutralized by an acid. it consumes 0.1 equivalent of acid, calculate the percentage composition of the sample

165. ## science

a solution containing 4.2g KOHand Ca(OH) 2 is neutralized by an acid. it consumes 0.1 equivalent of acid, calculate the percentage composition of the sample

166. ## Algebra 2

Which of the following binomials is a factor of x^3+4x^2+x-6 x-2 x+2 x-4 x+4

167. ## PHY-102

A construction worker on a high-rise building is on a platform suspended between two cables as illustrated below. The construction worker weighs 850 N, the plank weighs 450 N, and the tension in the left cable is 550 N. a. What is the tension (in N) in the

168. ## math

There were six hundred students to a football match the beginning of the match there one thousand students

169. ## Math

The Problem: You win the grand prize on a game show. You have the following choices: Option 1: \$1-million dollars paid as a \$25 000 annuity every year over 40 years. Option 2: The present value of option 1 if the current interest rate is 4%, compounded

170. ## Organic Chem

Predict the water solubility of the following organic molecules: carotatoxin (neurotoxin isolated from carrots)

171. ## geometry

the side of a triangle are 7,16,18. find the longest side of a similar triangle whose shortest side is 7.5.

172. ## Science

1. If the net force on an object is O N, the forces are considered unbalanced. true false** 2. Most people in the United States use feet and miles to measure distance in their everyday lives. Why do scientists in the United States use meters to measure

173. ## Physics

A pulley system has a velocity ratio of 4 and an efficiency of 80%.calculate the value of the effort required to raise the load of 480N

174. ## Geography

Where does the largest population of Jews live? Israel?

175. ## geography

Where is the hearth of Buddhism? India?

176. ## geography

What is the Buddhist Plan called?

177. ## geography

Where did Christianity originate from? Jerusalem

178. ## geography

Who is the messenger or son of God according to Christianity? What is the name of the Holy Book? Jesus, Bible

179. ## Physics

You are in the supermarket, pushing a cart with a force of 92 Newtons in the horizontal direction. There is a constant force of kinetic friction operating on the cart of 16.8 Newtons. Calculate the net work done on the cart, if the cart is displaced 5.6

180. ## english

what is an example of sonnet?

181. ## Science - 1 Question

A small fish in the pacific ocean watches a shark swim by a large rock a few meters away. Which of the following is a reference point in this scenario? A. shark ** B. large rock C. water D. pacific ocean I think the answer is A, please check!

182. ## geography

What represents the framework or plan for Muslims?

183. ## Algebra

Suppose a circle is centered at the vertex (0,0) and has a radius of length 4. For which points on the circle is the x-coordinate equal to 1? Your first answer should have a positive y-value. For which points on the circle is the x-coordinate equal to 3?

184. ## Physics

A 600W flashlamp fitted to a camera is operated by discharging a 10 000 uF capacitor through the lamp. The capacitor is charged initially from a 6V battery. Calculate A) the energy stores in the capacitor when fully charged B) the duration of the flash

185. ## Social Studies (2 questions)

Question #1: Which of the following best describes the combination of tradition and modernity in the region? a. a female doctor wearing an hajib b. a male banker driving a female relative c. two women praying together in their home d. a group of men

186. ## algebra question

Please help me on this!!! so confused The table below shows data from a survey about the amount of time high school students spent reading and the amount of time spent watching videos each week (without reading): reading video 5 1 5 4 7 7 7 10 7 12 12 15

187. ## algebra

There are 5 quadratics below. Four of them have two distinct roots each. The other has only one distinct root; find the value of that root. 4x^2 +16x - 9 2x^2 + 80x + 400 x^2 - 6x - 9 4x^2 - 12x + 9 -x^2 + 14x + 49

188. ## History

What does this mean? "It is apparent to my mind that the President thoroughly believed the tenure of office act to be unconstitutional and void . He was advised by every member of his cabinet...... "This was a punitive statue. it was directed against the

189. ## Physical Science

A small fish in the pacific ocean watches a shark swim by a large rock a few meters away. Which of the following is a reference point in this scenario? A. shark ** B. large rock C. water D. pacific ocean I think the answer is A, please check!

190. ## Calculus

Consider the function f(x) = (4x + 4)/(2x^2+4x) and the function g(x)=(2x+2)/(x^2+2x) Clearly, f(x) = g(x) for any value of x and thus f and g should be thought of as merely different notation for the same function. Now find the integral of f(x)dx and the

asked by Malden Brown
191. ## Geometry

We are talking about slope. I don't understand this question. How would you convert an increase of 25% as a slope (rate of change)?

192. ## MATH

A 2-mile long train travels at 40 miles per hour through a 1.5-mile long tunnel. How long will it take the train to completely pass through the tunnel? (Answer should be given to the nearest second.)

193. ## Chemistry

How many sig figs is 820 g of carbon (which has molar mass 12.01) supposed to have when converted to moles?

3x+7+4(x-2)

195. ## Geometry

I have two questions about finding the slope. 1. If a staircase has 8 inches of rise for every 12 inches of tread, what is the slope of the staircase? So if I do rise/run that would be 8/12 and reduced would be 2/3 2. My second question is how to leave

196. ## History!!

I need help with what to put for my answer to this question, please don't link me to a site. How did the Mexican-American war ignite a conflict over slavery between the North and the South?

197. ## physics

a tennis ball was thrown vertically upwards with an initial velocity of 20m/s calculate its velocity after 4seconds, it maximum height attained and time taken to reach it

198. ## Health

1. The addictive chemical found in all tobacco products is A. tar B. nicotine** C. carbon monoxide D. insulin 2. A person who hasn’t smoked for 2 hours and is irritable is showing symptoms of (pick 2) A. respiration B. hunger** C. withdrawal D.

199. ## Social Studies (1 question)

Where do most people in Arabia and Iraq live? a. in the Fertile Crescent b. in the Rub' al-Khali c. in cities d. in and around Mecca I think the answer is "a" because people have clustered in the mountains of Iraw and Yemen, near the Tigris and Euphrates

200. ## Science - 1 Question

A small fish in the pacific ocean watches a shark swim by a large rock a few meters away. Which of the following is a reference point in this scenario? A. shark ** B. large rock C. water D. pacific ocean I think the answer is A, please check!

201. ## Cal 2

Find the volume formed by rotating the region enclosed by: y=2sqrt(x) and y=x about the line y=4

202. ## math

Joe bought a television for \$286.26, including tax. He made a down payment of \$20.00 and paid the balance in 6 equal monthly payments. What was Joe's monthly payment for this television?

203. ## Math

1. Which property is NOT a characteristic of a parallelogram? A. Opposite sides are not congruent B. All angles are congruent** C. Opposite sides are parallel D. Opposite angles are congruent

204. ## Math

4 pennies, 2 nickels, 3 dimes in a pocket. If two are coins are chosen, what is the probability that both are dimes?

205. ## Math

Can anyone give me an example of a situation that is inversely proportional and one that is direct? Also tell me the difference between the two.

asked by Sophie D.
206. ## Physics

A bowling ball of mass 3.1 kg moves in a straight line at 2.31 m/s. How fast must a Ping-Pong ball of mass 2.552 g move in a straight line so that the two balls have the same momentum? Answer in units of m/s.

207. ## Health

Alcohol abuse ________ the immune system, which helps protect the body from infections. A. Moderately suppresses B. Severely suppresses C. Lightly suppresses D. Boosts It's not A. and D. Please Help!

208. ## Physics

A 35 micro coulomb point charge is placed 32 cm from an identical 35 micro coulomb charge. How much work would be required to move a 0.5 micro coullomb test charge from a point midway between them to a point 12 cm closer to either of the charges?

209. ## chemistry

Determine how much heat (in kilojoules) is evolved or absorbed in the reaction of 1.05 g of Na with H2O: 2Na(s)+2H2O(l) →2NaOH(aq)+H2(g),ΔH∘=−368.4 kJ

210. ## physics

A 35 micro coulomb point charge is placed 32 cm from an identical 35 micro coulomb charge. How much work would be required to move a 0.50 micro coulomb test charge from a point midway between them to a point 12 cm closer to either of the charges? i got an

211. ## Math

What is the amount of brain cereal written as a fraction greater than 1,that is usted un the recipe?

212. ## Math

What is the amount of brain cereal written as a fraction greater than 1,that is usted un the recipe?

213. ## Health

Research with animals suggests that compared with adults, adolescents are ________ to the negative effects of alcohol intoxication—such as sedation, hangover, and loss of coordination. A. More sensitive B. Less sensitive C. Not at all sensitive D. None

214. ## Math-quick Q

So I had already asked a question on inverse and direct variation problems, how would it be if the problem is neither inverse or direct

asked by Sophie D.
215. ## Math

n(A)=2,n(B)=3,AND (x,1),(y,2),(y,3)€A*B=?

asked by Algebra of sets
216. ## Math

Elena jogs 7 kilometers west and then 5 kilometers down south. She stops and checks her time. How far is she from her starting point?

217. ## math

what must b added to 183÷11 to make it a integer?