# Questions Asked onDecember 12, 2016

1. ## Science

True or False 1) All living things must eat other living things for food. 2) Plants can make their own food. 3) Plants don't need oxygen, only carbon dioxide. 4) Animals eat plants or other animals that eat plants. 5) Many living things need oxygen to

2. ## math

Part A: Max rented a motorbike at \$465 for 5 days. If he rents the same motorbike for a week, he has to pay a total rent of \$625. Write an equation in the standard form to represent the total rent (y) that Max has to pay for renting the motorbike for x

3. ## Math

Rewrite the set G by listing its elements. Make sure to use appropriate set notation. G= { x | x is an integer and -5< x

4. ## Math

A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boysin the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she

5. ## science

Please help!! Methylamine has a vapor pressure of 344 torr at -25∘C and a boiling point of -6.4∘C . Find ΔHvap for methylamine. I know that ln(P1/P2)=(ΔHvap/R)(1/T2-1/T1) but it doesn't indicate whether the boiling point is the "normal boiling

6. ## PLS HELP REAL BAD, I COULD FAIL!

A store is having a 10%-off sale. It gives an additional 10% off if the item is still above \$100 after the first discount. A jacket costs \$199.99. Will you get the second discount and if so, how many dollars will you save in total? Could anyone give me a

7. ## math

Which of the following best completes the sequence below? 5, 10, 15, 20...

8. ## Chemistry

rank the compounds below in order of increasing vapor pressure at 298 K? A) c3h6 B) c4h8 C) c5h10

9. ## Physics

A 16-g mass is moving in +x direction at 30 cm/s while a 4-g mass is moving in the -x direction at 50 cm/s. they collide head-on and stick together. Find their velocity after collision?

10. ## Math

Translate this sentence into an equation. The product of Vidya's score and 2 is 22

11. ## American Governent

1. What type of power does the Constitution grant to the Supreme Court? (1 point) executive power federal power judicial power legislative power 2. Which are examples of judicial restraint in the Supreme Court? Select all that apply. (3 points) The verdict

12. ## Geometry

A 20 meter long cable is used to support a telephone pole, holding it perpendicular to the ground. If the cable forms a 60 degree angle with the ground, how high up the pole should the cable be attached?

13. ## History

What reason did Jefferson give for urging passage of the embargo act A. To protect American traders B. To avoid war over seized ships ***** C. To increase power of the Republican party D. To decrease the power and influence of new England merchants

14. ## AP Chemistry

Tungsten(VI) oxide can be reduced to tungsten by heating it with carbo, as shown in the reaction: 2WO3(s) + 3C(s) 2W(s) + 3CO2(g) If the original mass of WO3 is 37.0 g, how many grams of CO2 must be collected from the reaction in order to infer that the

15. ## Stats -Math

1. We are interested in conducting a study in order to determine what percentage of voters of a state would vote for the incumbent governor. What is the minimum size sample needed to estimate the population proportion with a margin of error of 0.05 or less

16. ## American Government

The question in every case is whether the words used are used in such circumstances and are of such a nature as to create a clear and present danger that they will bring about the substantive evils that Congress has a right to prevent. –Schenck v. United

17. ## Social studies

Why did quakers and other religious leaders in the north oppose slavery? Answer options: A. They believed it was a sin for one person to own another person B.They had many african american followers C.They felt african americans should be fairly paid for

18. ## algebra

simplify. 6/ √3 + 2 A.4/√3 B.12-6√3 C.√3 - 2*** D.3 ***my answer

19. ## Physics

A solid, uniform, frictionless cylindrical reel of mass M = 3.00 kg and radius R = 0.400 m is used to draw water from a well.? A bucket of mass m = 2.00kg is attached to a cord that is wrapped around the cylinder. (a) Find the tension T in the cord and

20. ## Math

In the diagram. AC = 11cm, BC = 5.5cm and B^AC = 25°.It is given that A^BC is an obtuse angle. Calculate A^BC.

21. ## American Government

1. how is the supreme court equal to the other branches of government? a. it has the same powers as the legislative branch and executive branch. b. it enforces the laws along with the president*** c. it creates laws like the legislative branch d. it

22. ## Social studies

Which of the following was a result of the reform efforts spurred on by the second great awakening of the 1820s? A.limits were placed on the number of immigrants allowed in the United States B. Women gained the right to vote C. People with mental illness

23. ## Pre-Calculus

Find P_(k+1) if P_(k)=2^(k-1)/k! (I used _ as a sign for a subscript) A. 2^(k+1)/(k+1)! B. 2^k/(k+1)! C. 2^(k+1)/k!+1 D. 2k/k!+1 Thank you

24. ## Algebra

1. Choose the correct solution in roster form. N is the set of natural numbers that are factors of 12. {1, 2, 3, 4, 6} {1, 2, 3, 4, 6, 12} {1, 2, 3, 4, 5, 6, 8, 12} *this is my answer {1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12} 2. Write the solution to the

25. ## Math.

Solve the linear equation. 14x−1/2(4x+6)=3(x−4)−18

26. ## math

suppose that you are a power company who must provide power to a lighthouse on an island 1 mile off shore. the nearest pole to run the line from is 2 miles up the shore from the line straight out to the lighthouse. if the line costs \$1000/mile on land and

27. ## math

Give an example that shows how to use the Distributive Property to multiply a number by a sum. All of the numbers you use should be mixed numbers or fractions.

28. ## physics

Andy is waiting at the signal. As soon as the light turns green, he accelerates his car at a uniform rate of 8.00 meters/second2. What is the displacement of Andy’s car after 30.0 seconds?

29. ## Science

A 1750 kg van is travelling down a 10 degrees inclined road at a speed of 6 m/s. If the driver brakes suddenly causing the wheels to lock, determine the distance L his tyres will skid on the road. The coefficient of kinetic friction between the wheels and

30. ## Pre-Calculus

Find first differences for the sequence in order from a_1 to a_5. Determine whether or not the series is quadratic or not.(I used _ as a sign for a subscript) -1, -3, -1, 5, 15 A. 2, 2, 6, 10; not quadratic B. 2, 2, 6, 10; quadratic C. -2, 2, 6, 10; not

31. ## Science

what types of wave are gererated by earthquakes?

32. ## STATITICS

the subway train has 18 doors and starts with 15 passenger. if each passenger is equally likely to get off at any station and the passengers leave the train independently, find the probability that 2 or more passengers leave the train through the same door

33. ## Math

Mr. Jones makes 3% commission on his sales of widgets. At a different company, Mr. Smith makes 5% commission selling the same widgets at the same price. Mr. Smith sold 500 fewer widgets than Mr. Jones, and they both earned the same commission. How many

34. ## US history

What colonies are in each region and what are tge characteristics of each?(Geography,politics,economies/agriculture). New England: Middle colonies: Southern colonies:

35. ## physics

A 0.035 kg spherical oil droplet has charge of +1×10-7C. A uniform electric field is acting upwards as shown below. What strength of electric field is required to make the sphere float in the air without moving?

36. ## History

What was king george's reaction to the boston tea party?

37. ## SS HELP!!

How is The Three Gorges Dam Successful?

38. ## Science

If you have 10 grams of water and you add 5 grams to it how much salt water do you have?

39. ## Math lovely Math

A boy had a box of animal crackers. He counted them out and found 20 cookies. 7 elephant cookies 6 tiger cookies 5 monkey cookies 2 zebra cookies Suppose the boy put all the cookies back into the box and took 1 out without looking. What is the probability

40. ## math

A restaurant offers seven different main courses,,eight types of drinks and four kind of desserts. How many different meal consisting of main course,a drink and a dessert does the restaurant offer?

41. ## a.p.

find the sum of n arithmetic means between x and 3x

42. ## US history

what is the term used to describe nazi germany's systematic annihilation of european jews A)blitzkrieg B)the holocast C)kristallnacht D)the manhattan project A?

43. ## social studies

Which document establishes the separation of powers? a. the Bill of Rights b. the Articles of Confederation c. the Declaration of Independence d. the Constitution *** In what way did the structure of the Virginia House of Burgesses influence the

44. ## Math

If the ratio of the areas of two squares is 8:25 and the side of the smaller square measures 28 cm, find the area of the bigger square?

45. ## math

How do you read the numeral 2 followed by 8 zeros?

46. ## Chemistry

Using the fact that fresh water has a density of 1000 kg/m3 , show that 5ppm Pb = 5 mg/L Pb .

47. ## Chemistry

What is the concentration of Pb in mg/L , if you have 25 mg Pb in 5kg of seawater? (note: density of seawater is 1.025 kg/L)

48. ## algebra

the lateral area of aright circular cylinder is 52 . and the length of the diameter of its base is 8 .find its volume

49. ## social studies

How would Samuel A. Worcester most Likely view the end result of the legal battle between Georgia and the Cherokee People? he would be happy because he wanted the Cherokee people to be moved to the wear he would be surprised because he expected the Supreme

50. ## english

give me an example of an information text,procidure text andeunurate text.give 5 each

51. ## Science physics

what will be the acceleration due to gravity at up planet whose mass is 8 times the mass of the earth and whose radius is twice that of the earth? g=10

52. ## math

you need to fill a bag with 14 kg of oranges. how can you measure 14 kg of oranges using a balance scale and these weights :1kg,5kg and 10 kg

53. ## math

Discuss 5 application areas of assignment methods of Linear programming.

54. ## Math

Representing each sum as a single rational number. a.-14 + (-8/9). -14 8/9? b. 7 + 1/9 = 7 1/9? c. -3 + (1/6) = -3 1/6? Do i just add the fraction and number together? and, the last problem is: a student is completing a math problem and is at the last

asked by need math hw help
55. ## precalculus

can you check my work I really do not understand. Find the standard form of the equation of the parabola with focus(8,-2) and directrix x=4. answer= (y+2)^2=-16(x-12/8)

56. ## Math

Mr. Jones makes 3% commission on his sales of widgets. At a different company, Mr. Smith makes 5% commission selling the same widgets at the same price. Mr. Smith sold 500 fewer widgets than Mr. Jones, and they both earned the same commission.How many

57. ## math

a boy spends 3/8 of his money on food and 2/5 of the remainder on books, and had \$15.how much did he have

58. ## precalculus

.Find the standard form of the equation of the parabola with focus(8,-2) and directrix x=4

59. ## accounting

3. Managers would prefer a budget prepared______________________________. (Points : 1) by the budget committee utilizing the top-down approach utilizing the bottom-up approach utilizing none of the methods listed here

60. ## math! Quantitative methods!

Discuss 5 application areas of assignment methods of Linear programming.

61. ## acounnting

9. The materials price variance reveals the difference between ____________________. (Points : 1) the price paid for materials and the quantity of materials used the quantity of materials used and the quantity of materials allowed for good output none of

62. ## Physics

A 1750 kg van is travelling down a 10 degrees inclined road at a speed of 6 m/s. If the driver brakes suddenly causing the wheels to lock, determine the distance L his tyres will skid on the road. The coefficient of kinetic friction between the wheels and

63. ## English

Compare the attitudes of warfare in 'Charge Of The Light Brigade' and 'Bayonet Charge.'

64. ## Language arts

I need various examples on how soccer is different than football. I have to write an essay

65. ## Chemistry

What is the total number of mole of atoms in 1 mole of Al2(CO3)3?

66. ## math

is it possible for system of two linear equations to have no solution.

67. ## h.p.

1+ 1/1+2+ 1/1+2+3....to n terms.

68. ## math

there are 3 boxes of tangerines each box has 93 tangerines the tangerines will be divided equally among 9 classrooms how many tangerines will each class get.

69. ## quick question regarding math

If I solve an equation and it comes out to all real numbers, is going to be always true, sometimes true, or never true? I do not know why I am having trouble with this but really need help.

70. ## pre calculus

How would I graph r = cos 5Θ + n cos Θ, 0 ≤ Θ ≤ π For the integers n = -5 to n = 5. ?

71. ## HELP MATH

What happened? The question was whiped out, Thank you steve for the answer through.

72. ## Physics

A steel cable of cross sectional area 2.5 cm^2 supports a 1000kg elevator. The elastic limit of the cable is 3 x 10^8 Pa. If the stress in the cable is not to exceed 20 percent of the elastic limit, then find the maximum upward acceleration of the elevator

73. ## SC state history

note: not all letters will be used. a. sectionalism b. missouri compromise c. andrew jackson d. john c. calhoun e. articles of confederation f. cabinet g. tariff h. treason i. daniel webster j. louisiana purchase k. nationalism l. thomas jefferson 1. the

74. ## precalculus

for the question graph r = cos 5Θ + n cos Θ, 0 ≤ Θ ≤ π For the integers n = -5 to n = 5. Does this mean that -5,-4,-3,-2,-1,0,1,2,3,4, and 5 are all on the same graph? I really do not understand polar graphs any help would be much appreciated.

75. ## science

Calculate the molarity of 500 ml of a solution containing 100 grams of glucose (C6H12O6).

76. ## precalculus

graph r = cos 5Θ + n cos Θ, 0 ≤ Θ ≤ π For the integers n = -5 to n = 5. I do not understand this question at all. Can you use a similiar example to explain how I would solve this question?

77. ## Math

Mandi had 3/4 pound of chocolate. She ate 2/3 of her chocolate. How much did she have left? Use diagram to solve.

78. ## Chemistry

Find the Percentage Composition of 0.68g of CaCO3 in 1.3g of antacid tablet. I think it is 680/1300*=approx. 52%

79. ## Social Studies

Which city is most likely to be a major population center? -Yazard, in the desert of central Iran -Kars, located in mountainous eastern Turkey -Mashad, in a valley in northeastern Iran * -Galata, in the cool mountain highlands of Cyprus

80. ## French

Are the sentences correct in passé composé? I have to use 3 separate verbs, pensé, aimé, 1. J'ai pensé que je venais d'attraper un rhume et me demandais d'où il pouvait venir aussi soudainement. 2. Nous avons aimé la nourriture Safiah. ? Is the

81. ## differentiation

(x^3+yx^3)xy=x^5-y^5

82. ## precalculus

find two sets of parametric equations for the given rectangular equation x+y^2=4

Beginning readers' past experiences with ____ is believed to be necessary for children to acquire reading skill.

84. ## Math

A science class has 3 girls and 7 boys in the seventh grade and 5 girls and 5 boysin the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she

85. ## h.p.

find the sum of the series,if the number of terms is infinite: 1/2.4+1/4.6/+1/6.8+1/8.10+.... sir answer 1/4

86. ## Science

A scientist is studying a plant species in which the flower color genes are codiminant. The scientists crosses a plant with red flowers. The offspring will most likely have A. Red flowers B. White flowers C. Pink flowers D. Red flowers with white patches

87. ## Physics

How to get the equivalent resistance in this figure -----------r2------- | | | Battery. R1 R3 | | | -----------R4------ Values: R1= 90 R2= 50 R3= 40 R4= 20

88. ## Calculus

(a) Compute the area of the bounded region enclosed by the curve y = e^x, the line y = 12, and the y-axis. (b) How does this area compare with the value of the integral ∫1-12(ln x dx)? Explain your answer. (A picture may be helpful.)

89. ## math

beth painted her room by mixing 15 pints of yellow paint with tree pints of green paint. If she used the same ration of yellow to green paint, how much yellow paint would she need if she used 7 pints of green

90. ## American Government

1) In the case Schenck v. United States, Justice Oliver Wendell Holmes wrote: "The most stringent protection of free speech would not protect a man in falsely shouting fire in a theatre and causing a panic." This is an example of what kind of rights? A)

91. ## physics

Una tabla esta apoyada contra un pared formando un ángulo con la vertical. El coeficiente de roce estatico entre la tabla y el piso es ( μe ). La fuerza de roce de la pared sobre la tabla puede despreciarse. Encuentre una expresión para el máximo valor

92. ## Math

To begin a bacteria study, a petri dish had 1500 bacteria cells. Each hour since, the number of cells has increased by 7.1%. Let t be the number of hours since the start of the study. Let y be the number of bacteria cells. Write an exponential function

93. ## SS

For questions 1-10 choose the letter of the answer that matches the description. Not all letters will be used. A. sectionalism B. Missouri Compromise C. Andrew Jackson D. John C. Calhoun E. Articles of Confederation F. cabinet G. tariff H. treason I.

94. ## History

How did the Native Americans, African-Americans, and women contribute to Colonial America?

95. ## Algebra

Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A sample of 1000 bacteria selected from this population reached the size of 1274 bacteria in five hours. Find the hourly growth rate

96. ## Math

I gave 2/3 of my fish to John then 2/5 to Mary how many fish did I start with

97. ## h.p.

1.2.3.+2.3.5+3.4.7+...to n terms.

98. ## Chemistry

Hello, I was wondering what would happen if u add KOH(potassium hydroxide) solution instead of KOH solid to HCL (hydrochloric acid). Currently, learning enthalpy in class and I'm not sure how this affects enthalpy

99. ## Chemistry

How many aluminum atoms are there in 15.0mg of Al2O3?

100. ## Language arts

Both Enersto from Barrion Boy and the boy in a days wait interact with adults. Ernesto interacts with Miss Ryan, while the sick boy interacts with his father.In a paragraph, compare and contrast how the boys interact with adults. Focus on how the boys

101. ## Pre-Calculus

How does the expansion of (x + y)n and (x - y)n differ? If you can offer an example that would be very helpful. Thank you

102. ## pre calculus

can you check my work Find two different sets of parametric equations for the given rectangular equation: y=x^2+10 answer: x=t y=t^2+10 x=t^3 y=t^6+10

103. ## math

x^1/2-6=x^1/4 please explain steps to solving!

104. ## Algebra

Hello....I was helped on this question earlier, but I don't understand why we divide by 2? Please help, please see the below: The president will order 5 turkey sandwich combos and 7 steak lunches and spends \$124.00. The other president will get 10 turkey

105. ## Calculus

Which would be the best option for finding the limit? lim (1-2x-3x^2)/1+x x->-1 A.Direct substitution B.Dividing out technique C.Rationalization technique D.Indeterminate form

106. ## Physics

A 6.2 g bullet is fired into a 2 kg ballistic pendulum. The bullet emerges from the block with a speed of 281 m/s, and the block rises to a maximum height of 15 cm . Find the initial speed of the bullet. The acceleration due to gravity is 9.8 m/s 2 .

107. ## Math Help

Pretend you have 2 triangles that are similar. Triangle 1 has sides that are 18 and 24. Triangle 2 has sides that are x and 6. What is the value of x? -6 -8 -30 -72

108. ## US history

Describe the following in early colonial America.Geography/Economic/social/political. Spanish colonies; French colonies; British colonies; Dutch colonies:

109. ## physics

A 5kg block has an initial velocity of 15 m/s and is sliding along a surface with friction. Eventually the block comes to rest. what is the change in thermal energy of the block and the surface ?

110. ## Calculus

the sum of three positive numbers is 40. The first plus three times the second plus four times the third add up to 80. Select the numbers so that the product of all three is as large as possible.

111. ## Physics

A book with a mass of 1350 g is sitting on a desk. The ukf between the book and the desk is .45 and the ukf between the book and the desk is .30. a. how much horizontal force is required to start the book moving across the desk? b. Once it starts moving,

112. ## precalculus

Is this right? Convert the polar coordinate (-14, 5pi/3) to rectangular form. Does it mean rectangular coordinates and if so can you check my work? answer: r=-14 theta=5pi/3 x=-14 cos 5pi/3 x=-14(0.5) x=-7 y=rsintheta y=-14 sin 5pi/3 y=-14(-0.866) y=12.124

113. ## History?

Article of confederation. Structure: Strengths: Weaknesses:

114. ## precalculus

Find the standard form of the equation of the hyperbola with vertices (0±3) and asymptotes (y=±3/2x)

115. ## Pre-Calculus

The cost of sending a package overnight is \$14.40 for the first pound and \$3.90 for each additional pound or portion of a pound. A plastic mailing bag can hold up to 3 pounds. The cost f(x) of sending a package in a plastic mailing bag is given by the

116. ## Science

How does increase of oxygen in wetlands affect the small fish and wading birds?

117. ## physics

A 1000 kg car is initially at rest. If the motor does 10,000J of work on the car, what is the car’s final speed? (Neglect friction, and assume that the car is on level ground.)

118. ## math

how do i put 32 ninths as a fraction on a numberline

120. ## Math

The students in a class of 24 share 48 apple slices and 36 orange slices equally among them. How many pieces of fruit did each student get?

121. ## Math

Susan picked a squash that weighed 8/15 lb. Larry picked a squash that weighed 1/4 as much as susan's squash. How much did larry'squash weigh?

122. ## Chemistry

What is the total ionic and net ionic equation for this aqueous reaction?: Sr(OH)2(aq) + HClO2 (aq) -I wrote the molecular as: Sr(OH)2 (aq) + HClO2 (aq) ---> SrClO2 (aq) + H20 (l) -Is the Total Ionic: Sr2+ (aq) + 2OH- (aq) + H+ (aq) + 2ClO- (aq) ---> Sr2+

whats is in their decision making process(How Gerber Used a Decision Tree in Strategic Decision-Making), can someone explain it to me because i don't get it. I'm going to need it for my assignment which is to Present and Give Observation on a Sample

124. ## Math

The statements p → q and q → r are given. If we know q is true, is p necessarily true? Explain.

You purchase a bond for \$875. It pays \$60 a year (semiannual coupon is 3%), &the bond matures after 10 years. What is the yield to maturity?

126. ## precalculus

Can you check my work? find two sets of parametric equations for the given rectangular equation x+y^2=4 answer: x=-y^2+4 x=-t y=-t^2+4 x=-t^3 y=-t^3+4

127. ## English

1. I believe the guilty person to be her. 2. I believe the guilty person to be she. 3. The guilty person is believed to be she by me. 4. The guilty person is believed to be her by me. --------------------- Which ones are correct? Do we have to use 'she' or

128. ## Math

I tried answering this and pending how I read it I get several answers. Any help out there 1. A box of crackers has a mass of p kilograms. When empty, the box has a mass of 200 grams. What is the total mass of the crackers in 5 such boxes? Express your

Write a proof for the following. I have 2 answers but I don't know what the other 2 would be? Can anyone help?i68.tinypic(.)com/k2nw9.jpg

130. ## h.p.

question 1^2+4^2+7^2+10^2+...to n terms. answer 1/2n(6n2-3n-1)

131. ## Calculus

If the functions f and g are defined for all real numbers and f is an antiderivative of g, which of the following statements is NOT necessarily true. (A)If g(x)>0 for all x, then f is increasing (B)If g(a)=0, then f(x) has a horizontal tangent at x=a (C)If

132. ## physics

A 2 kg block is being pulled by a rope with a tension of 3N at an angle of 45Â° as shown. The coefficients of friction are Î¼k=0.4 and Î¼s=0.5. Does the block slide or not?

133. ## English

1. We helped ourselves to all the food. (What is the meaning of 'helped' in this sentence?)

134. ## Math

Sally charges \$175 for 5 hours of babysitting. How can I put that into an equation. What is the slope of the line, what is the y-intercept, is it proportional, and is it a function???????

135. ## Calculus

(a) Compute the area of the bounded region enclosed by the curve y = e^x, the line y = 12, and the y-axis. (b) How does this area compare with the value of the integral ∫ from 1 to 12 of (ln x dx)? Explain your answer. (A picture may be helpful.)

136. ## precalculus

find two sets of parametric equations for the given rectangular equation. x^2+4y^2-16=0

137. ## pre-calculus

A rectangular box has a perimeter of 36 inches. Which of the following equations represents the area of the rectangular box in terms of its width, w? a. A = 36w - w2 b. A = 18w - w2 c. A = 36 - w2 d. A = 18 - w2

138. ## ss

How did Muslim Turks influence Turkey's development? Do not copy and paste anything, its not helpful.

139. ## literature

In The Call of the Wild" which dog is sled-team leader after the death of Spitz?

140. ## pre-calculus

A rectangular box has a perimeter of 36 inches. Find the length and width of the box that would give the maximum area. e. l = 9, w = 9 f. l = 81, w = 9 g. l = 27, w = 9 h. l = 18, w = 18

141. ## Algebra

|1-4k| is greater than or equal to -11 How is the answer ALl real numbers

142. ## precaculus

Convert the rectangular coordinate (2,-2) to polar form and find two additional representations of this point. Can you check my work and explain how to finish the question? r=√(2)2+(-2)2 r=2√2 tan theta = (-2)/2 theta = -1 polar coordinate= (2√2, -1)

143. ## Math

what is the measure of the angle of an arc that is 25 cm long with a radius of 7?

144. ## SS HEEEEEEELLPPPPPPPP@!!!!!!!!!!!!!!!!!!!!!!!

How Is Communism Important In Chinses History?

145. ## U.S. History

What term describes a white southerner who supported northern Reconstruction policies after the Civil War? A) carpetbagger B) radical C) scalawag D) unionist

146. ## Math

Cylinder A has radius r and height h. Cylinder B has radius 2r and height 2h. How many times greater is the surface area of Cylinder B than the surface area of Cylinder A? I have no idea how to start doing this problem. Are there any tips on how to start?

147. ## Math

The ratio of adults to children at a park is 2:5.If there are 10 adults at the park, how many children are there?

find the equation of the straight line through A(3,20) which is perpendicular to the line passing through the points B(-2,8) and C(11,8). Hence, find the area of the triangle ABC, giving your answer in the simplest possible form.

149. ## Calculus

Find the second difference for the sequence. 7, 6, 7, 10, 15, 22, …. A.1 B.2 C.3 D.5

150. ## physics

A 100 kg car is traveling at 20m/s over the top of a circular hill as shown below. The radius of the circle is 200 m. What force does the ground exert on the car at the top of the hill? After reaching the top of the hill, the car descends a vertical

151. ## Math

-3(×-5y)+1÷2 (4×-10y)

152. ## chemistry

What is the ∆G for the following reaction under standard conditions (T = 298 K) for the formation of NH4NO3(s)?

153. ## precalculus

find two sets of parametric equations for the given rectangular equation x+y^2=4

154. ## Math

Write the expression in standard form by collecting like terms: 12×-3(×-5y)+1÷2(4×-10y)

155. ## art

i need help which of the following most influences the art of tessellations a. language arts b. social studies c. science d. mathematics please someone help im really confused

156. ## pre-calculus

A rectangular box has a perimeter of 50 inches. Find the length and width of the box that would give the maximum area. Find the maximum possible area of the box.

157. ## a.p.

the sides of a right angled triangle are in a.p.,prove that they are in the ratio of 3,4,5.

158. ## math

Evaluate 13 35 × 5 9

159. ## Pre-Calculus

What is the correct notation for “The limit of x^2 - 1 as x approaches 3? Thank you

160. ## a.p.

the sum of four terms of an a.p. is 4 and the sum of product of first and last term and product of middle terms in -38, then find the numbes.

161. ## Physics

Assume the sleigh and horse pulling it are on a level, horizontal surface. Given: mass of sleigh 475 kg / force of horse pulling sleigh 1.5×10^5 / coef. of kinetic friction .15 / coef. of static friction .20 a.) What is the normal force of the sleigh and

162. ## Calculus

Find a quadratic model for the sequence. -4, -4, -3, -1, 2 A.y = 0.5x^2 - 0.5x - 4 B.y = 0.5x^2 - 1.5x - 3 C.y = 4.5x^2 - 21.5x+21 D.y = -4.5x^2 + 21.4x - 21

163. ## English

The following sentences lack necessary periods, question marks, exclamation points, commas, semicolons, and colons. Rewrite each sentence, inserting the correct punctuation 1. Some turtles live on land,others live in lakes streams or oceans. 2. Faced with

164. ## Algebra

How is 9|r-2| < -73 no solutions

165. ## American Government

Why did the framers insist that federal judges be appointed for a lifetime of service?

166. ## science

What type of rock forms when igneous rock is weathered and eroded?

167. ## algebra

1. Tell whether the system has one solution infinitely many solutions or no solution. 6y=-5x+24 2.5x+3y=12 a. one solution b. infinitely many solutions*** c. no solution i know its B but can you solve it step by step for me thank you

168. ## Chemistry (percent abundance) *emergency*

If the average atomic mass of Br is 79.90 amu, what is the percent abundance of each of its isotopes? How would we figure out the isotopes first before we calculate the percent abundance??

169. ## career

This is my module exam and I need someone to check it please only people who really know if the answers are right thank you. 1. Which federal agency is responsible for enforcing employment discrimination laws? A. Veteran's Administration (VA). B. The Equal

170. ## social studies help pls

13. how did the embargo act of 1807 affect south carolina? a. it hurt the sale of the planters' rice and cotton b. it hurt the planters who needed british manufactured goods c. it hurt the aristocrats who could not longer send their sons to school in

171. ## Chemistry

If an astronaut weights 804n on earth what would he weight on a planet that has 3 times the mass and twice the radius of earth

172. ## Pre-Calculus

Which of the following shows the correct notation for “The limit of x^2 - 1 as x approaches 3. A. lim x^2-1 x->3 B. lim3 x->x^2-1 C. lim(x^2-3) x->x^2-1 D. lim(x^2-1) x->3 Thank you

173. ## world lit

can some one help me with final check relating to parents. the words are congenial, prone, flippant, rapport, impasse, rationale, perception, relentless, prompt, reprisal

174. ## Algebra

kx^2-3k+5=0 find the solutions (roots)

175. ## Stats

A company is criticized because only 14 of 41 executives at a local branch are women. The company explains that although this proportion is lower than it might​ wish, it's not a surprising value given that only 43​% of all its employees are women. The

176. ## Organic Chemistry

Hello! I was looking for some advice on my organic chemistry lab. We were supposed to separate and identify a solid mixed into a liquid. I found and have confirmed my liquid is acetone by distilling it out of the solid. The solid then turned into a whitish

177. ## physics

a stone that is thrown near the surface of the earth. There is no air resistance. Position increases in the up direction. The initial velocity is 30 m/s at 30 degrees above the horizontal. what is the velocity when the stone reaches its maximum height ?

178. ## physics

A 2 kg block with initial velocity +2m/s collides with a stationary 6 kg block with initial velocity 0m/s on a frictionless surface. After the collision, the 2 kg block is moving at –1 m/s and the 6kg block is moving to the right at +1 m/s. Show that the

A SOFTBALL DIAMOND IS A SQUARE WITH SIDES OF 60 FT LONG. HOW FAR IS THIRD TO FIRST BASE. ROUND TO THE NEAREST HUNDRETH. SO FROM THIRD TO FIRST IT WILL FORM A RIGHT TRIANGLE. THE LEGS ARE 60 TO 2ND POWER + 60 TO THE 2ND POWER. THE HYPOTENUSE IS WHAT I DON'T

180. ## Algebra

2. Tell whether the system has one solution infinitely many solutions or no solution. x=-7y+34 x+7y=32 a. one solution b. infinitely many solutions c. no solution*** can you please solve this thank you

181. ## SS HEEELLLPP!!!

Why are the Great Wall Of China and Communism The Most Important Things In The Development Of China?

182. ## physics

A positive charge with Q1= +210-6 C and a negative charge Q2 = -1×10-6 C are located at an equal distance 0.1m from the origin (see below). A third charge Q3=+110-6C is located at the origin. Calculate the magnitude of the net force exerted on

183. ## Math- enqualities

Jay is creating a playlist and needs at most 180 minutes worth of music. He currently has 45 minutes. How many more minutes of music does Jay need to include in the playlist?

184. ## Math

The statements p â†’ q and q â†’ r are given. If we know q is true, is p necessarily true? Explain.?

185. ## physics

Una tabla esta apoyada contra un pared formando un ángulo con la vertical. El coeficiente de roce estatico entre la tabla y el piso es ( μe ). La fuerza de roce de la pared sobre la tabla puede despreciarse. Encuentre una expresión para el máximo valor

186. ## Physics

A carnot’s engine with air as working substance is initially at 3270C and pressure of 12 atmospheres. The volume is one litre to start with. The expansion or compression ratio is 1:6. Find the lowest temperature and efficiency. (γ= 1.4)

187. ## SS HELP MEEEE PLEASEEE

13. how did the embargo act of 1807 affect south carolina? a. it hurt the sale of the planters' rice and cotton b. it hurt the planters who needed british manufactured goods c. it hurt the aristocrats who could not longer send their sons to school in

188. ## Math

The ratio of students to teacher at school is 19:1 how many students are there in each total number of people?

189. ## math

If side of triangle are in the ratio 3:4:5 and its perimeter is 24 cm, find measure of each side of triangle. How to solve this Questions please show.

asked by Kamla Devi Public School
190. ## precalculus

Find the standard form of the equation of the hyperbola with vertices (0±3) and asymptotes (y=±3/2x)

191. ## marian university college

The molar constant-pressure heat capacity of a certain solid at 4.2 K is 0.43 J K−1 mol−1. What is its molar entropy at that temperature?

192. ## Calculus

Find the dimensions of the right circular cone of maximum volume having a slant height of 5 ft. See the figure.

193. ## opf girls college

find the angle of projection for which max height of a projectile is equal to half of its horizontal range?

194. ## Maths

How many moles of NaOH can be added to 1L solution 0.1M in NH3 and 0.1 M in NH4Cl without changing the POH by more than 1 unit kb NH3 = 1.8 into 10^_5

195. ## Mathematics

A committee of 4 is to be selected from 5 women and 7 men.In how many ways;a)Can this committee be selected? b)Can this committee be selected if 3 men must be included c)Can the committee be selected if at least 3 women must be included?

196. ## Latin

Construe all the nouns and adjectives in the following sentence. !@#\$%^& bonis amicis ex alta silva equis magnis volabimus in latos campos, ubi in magna villa bene habitabimus.

197. ## Society and Culture before the Civil War SS

Most of the questions have maps or images to go with them, I answered those but I need help/answers checked on the ones that don't. I need to get a good grade on this so I can finally get out of this stupid online school!!! What was the importance of slave