# Questions Asked onFebruary 9, 2017

1. ## Math help FAST

I need you guys to check my answers, please. I need an A so bad, all help is appreciated, thanks. Also, I can't put links :( 1.Lucy drew an isosceles triangle as shown If the measure of YZX is 25Â° what is the measure of XYZ? 50Â° 75Â° 130Â°***

2. ## PE

You need eye drops for your dry eyes. You brought only a few dollars with you to the store. Which is the best method of choosing the right eye drops to buy for your soft contact lenses? 1. Compare brands first, but purchase the one that has lots of

asked by Help I need somebody not just anybody
3. ## Math

You have \$20$20dollar sign, 20 to spend on taxi fare. The ride costs \$5$5dollar sign, 5 plus \$2.50$2.50dollar sign, 2, point, 50 per mile. Let mmm represent the number of miles ridden. Write an inequality to determine how many miles you can ride for

4. ## science

Tom is marking the locations of active volcanoes on a world map. Explain how the locations of the volcanoes are related to Earths plates. can you please explain this to me, I don't understand....thx

5. ## language arts

which question best relates to these details in winter. Frogs burrow the mud, snails bury themselves a.what happens to frogs in the winter. b.how do animals differ from people in the winter. c.why do sanils bury themselves. d.how do creatures pepare for

6. ## Math ASAP

In a survey, one out of three people named blue as their favorite color. Two out of seven named red. If 1,092 people were included in the survey, how many named neither blue nor red as their favorite color? A. 416 people B. 432 people C. 540 people D. 512

7. ## Modeling Data with Lines 7 question quiz

1.WHich line models the data points better and why? 2.Acording to the blue line, what would you estimate the score was after 3 weeks of practice? My answers are B and D

8. ## History

Help please You want to find a painting of Abraham at a religious art exhibit Where are you more likely to have success? in the Jewish, Christian, or Muslim displays only in the Jewish displays in the Christian and possibly the Jewish displays In the

9. ## Social Studies

What is one example of cultural exchange during the settlement of North America? A)The Spanish introduced horses to North America B)Native Americans ate a great deal of fish C)European settlers took Native American lands D)Spanish and French explorers came

10. ## tech

what is the purpose of filters in a database

11. ## life orientation

List two issues in sports that can impede nation building

12. ## MATH

the empire state building in new york is 1250 feet tall it has 103 floors rounded to the nearest whole what is the height of each floor?

13. ## Math

Jackson made a poster in the shape of a quadrilateral. Each pair of opposite sides of the poster are congruent and parallel. Which of the following names best describes the shape of Jackson’s poster? square rhombus rectangle** trapezoid please help fast!

14. ## Math

The revenue from the sale of a product is, in dollars, R = 1500x + 3000(2x + 3)^−1 − 1000 where x is the number of units sold. Find the marginal revenue when 150 units are sold. (Round your answer to two decimal places.)

15. ## World history

9. What evidence best supports the influence of the Moche culture on the Inca empire? A. the creation of the geoglyphs B. the existence of the road networks C. the extensive nature of Incan trade D. the worship of a sun god

1. Which of the following statements best support the importance of a free and responsible press to the healthy functioning of a democracy? Select all that apply. (2 points) A free press protects the individual rights of all people.

17. ## math

what did they say about the man who drank shellac?

18. ## Science

Which of earth's spheres contains mountains,valley's, and other landscapes?

19. ## Geometry

At a campground, a rectangular fire pit is 5 feet by 4 feet. What is the area of the largest circular fire that can be made in this fire pit? Use 3.14 for π. Round to the nearest square inch.

20. ## art

In what way is a conservator similar to a scientist? A:Both conservator and scientist relish doing research for extended periods of time. B:a conservator experiments with conservation materials just as a scientist experiments with different hypothesis.

21. ## chemistry

calculate the pH of 0.1M NH4NO3

What three products are columbia famous for???? 1.Beef, candy, sapphires 2. Tea, perfume and diamonds * or 3. cofee, flowers and emeralds *

23. ## Ed Tech @Ms.Sue

Check my answers please Ms.Sue 1.Which of the following is and example of print media? A. a blog B. a newspaper** C. a magazine's website D. all of the above 2.Which of the following is an example of public service announcement, or PSA? A. a commercial

24. ## Science

Which of the following forces causes a feather to fall slower then a bowling ball? A.gravity B.rolling friction C.sliding friction D.air resistance

25. ## Math

Tetras cost $3.99 each. You can spend at most$25. How many tetras can you buy for your aquarium? Can someone explain please?

26. ## Precalculus

Latex: The vector $\begin{pmatrix} k \\ 2 \end{pmatrix}$ is orthogonal to the vector $\begin{pmatrix} 3 \\ 5 \end{pmatrix}$. Find $k$. Regular: The vector , is orthogonal to the vector . Find k. I can't seem to figure it out, I thought k would be 10/3

27. ## Math

You are throwing darts at a dart board. You have a 1/6 chance of striking the bull's-eye each time you throw. If you throw 3 times, what is the probability that you will strike the bull's-eye all 3 times?

28. ## Math

if 14 out of 20 people like hot chocolate milk what percent of the people do not like chocolate milk

29. ## Science

The African plate is moving toward the Eurasian plate at a rate of a few centimeters per year. How will this area change in 100 million years? In your answer, consider how continents will change and how the Mediterranean Sea will change.

30. ## math

A birch tree that is 4 ft tall grows at a rate of 1 ft per year. A larch tree that is 6 ft tall grows at a rate of 0.5 ft per year. Let the variable t represent time in years and h represent height in feet. In how many years will the trees be the same

31. ## geometry

the measure of one interior angle of a parallelogram is 50 degrees more than 4 times the measure of another angle. find the measure of each angle.

32. ## computing

what is the purpose of the transitions ribbon and feature???

33. ## PHYSICS

A gun fires a shell at an angle of elevation of 30* with a velocity of 2000ms-1.(A)what is the range of the shell.

34. ## Chemistry

What mass of salt(NaCl)should you add to 1.20 L of water in an ice cream maker to make a solution that freezes at -10.4∘C?

35. ## SCIENCE asap :P

Twice a year on Earth, the number of hours of darkness is equal to the number of hours of sunlight. These events, where both day and night are 12 hours, are the spring and autumn equinoxes.Which of these describes the orientation of the sun and Earth on

36. ## calculus

a toy balloon is in the shape of a sphere. it is being inflated at the rate of 20 in^3 / min. at the moment that the sphere has volume 64 cubic inches. what is the rate of change of the radius ?

37. ## physics

a bird flies 3km west and then 4km south. find the resultant displacement of the bird

38. ## physics

A sign with a mass of (24) kg is hanging in two wires both making an angle of (52) degrees with the vertical. Find the tension in one of the wires. Give your answer in newtons (N) and with 3 significant figures.

39. ## no subject

Ok first of all Ms.sue if cheaters are banned from posting then why do people constantly post answers on here to give others answer???? Yall on this website make it seem like yall have no home training at all. And on behalf of them krystina im sorry about

40. ## social studies

from which industries did big business develop in Minnesota? A. rice and cotton farming B. fur trades ad textiles (my answer) C. iron mining and lumber D. oil drilling and wind power

41. ## Chemistry

The reaction of nitrogen dioxide with fluorine generates nitryl fluoride: 2NO2(g) + F2(g) --> 2NO2F(g) To determine the rate law for this reaction, a chemist performed several initial-rate experiments using different initial concentration, with the details

42. ## Science

A geologists working in a national park finds a mineral he is carrying a kit that contains a penny, a hand lens, a piece of tile, a geologic hammer, and a jackknife. Describe how the geologists can use these items to determine some of the minerals

43. ## Science

The African plate is moving toward the Eurasian plate at a rate of a few centimeters per year. How will this area change in 100 million years? In your answer, consider how continents will change and how the Mediterranean Sea will change. I was trying to

44. ## Psychology

Good Morning , I am having trouble selecting the most appropriate answer for the following questions. Can you assist me? Thank you. When interpreting a client’s Strong Interest Inventory, the counselor should: a. Focus on the Occupational Scales because

45. ## Math

By letting x=5^y, show that the equation p5^y + 5^-y = 5 can also be written as px^2-5x+1 = 0

46. ## math

Solve. 2d−e=7 d+e=5 Use the linear combination method. The solution is (3, −1) . The solution is (4, 1). There are infinitely many solutions. There is no solution.

47. ## PHYSICS

A lemming runs horizontally off the side of a 27.8 m cliff at 1.12 m/s. How long will it take for the lemming to hit the water? How far will it travel in the horizontal direction?

write a ratio and percent for the shaded area

49. ## Social Studies nhf

Thank you! BTW, nhf stands for need help fast :) thank you again in advance!! All right! So, I have a few essay questions I want to make sure are right! This is really important to me and I am not that good in science. Please help me!! Here goes

50. ## Math

In one hour, Ed used 2/5 of time to complete his homework and 1/4 of the time to check his email. How much time did he spend completing homework and checking email? Write answer as a fraction

51. ## Math

If anyone wants to know whta the answer to this question is the new here it is an air plane travels 226 miles in 2 hours. At that rate how far will the airplane plan travel in 8 hours. 904 is the answer

52. ## Math

A contractor is building a rectangular walkway 3 1/3ft wide by 35ft long using square cement pavers. Each paver has an area if 4/9ft^2. What is the least number of pavers he needs to make the walkway? Can someone explain?

53. ## Chemistry

The following is a Limiting Reactant problem: Magnesium nitride is formed in the reaction of magnesium metal with nitrogen gas in this reaction: 3 Mg(s) + N2(g) -> Mg3N2(s) How many grams of product are formed from 2.0 mol of N2 (g) and 8.0 mol of Mg(s)?

54. ## Social studies

What are the answers to social studies week 15?

55. ## Chemistry

"How many grams of the precipitate will form if 25.5 mL of 4.5 M solution of lead (II) nitrate is allowed to react with 35.5 mL of 3.0 M solution of potassium chloride? What is the concentration of the excess reactant after the reaction has reached

56. ## algebra

the sum of the digits of a three digit number is 20. the middle digit is equal to one fourth the sum of the other two. if the order of the digits be reversed the number increases the original by 198 find the original number

57. ## Science

If you let all of the liquid evaporate out of the pitcher, would you be able to see the solid particles of the drink mix? Explain.

58. ## Chemistry.HELP (IONS)

Determne the boiling point of 16.3g of calcium chloride dissolved in 250. g water. My work: 16.3 g CaCl2 *(1 mole CaCl2/110.984 g Cacl2)= 0.147 mol CaCl2 M= 0.147/0.250kg =0.588 mCaCl2 ... From here, How do you find out how many ions CaCl2 has. Calcium has

59. ## Social Studies

In Chinese society, merchant class ranked below the 1. farmers and aristocrats 2. landowners and traders 3. aristocrats and priests ****** 4. bankers and farmers Please check my answer

60. ## health PLS HELP 35% OF GRADE

alcohol is categorized as a drug a stimulant a depressant a carcinogen pick 2 only

61. ## science

The Sun is unusual because it does not belong to a ____ ? A) solar system B) universe C) galaxy D) binary star system I think the answer is D but I'm not 100% positive.

62. ## Math

The average household uses 2 bags of sugar per household per month. Each bag of sugar weighs 10 pounds. Assume that that there are 3 people in each household on average and that the US population is 336 million. How many pounds of sugar does the US consume

63. ## Chemistry

You start with 2.5L of a KNO3 stock solution and wish to prepare 10.0 L of 1.5 M KNO3. What percentage (m/v) would the potassium nitrate stock solution need to be if you were to use it all? (MW of KNO3: 101g/mole)

64. ## health help mrs.sue pls

alcohol is categorized as drug stimulant depressant carcinogen only 2

65. ## chem

if the freezing point of the solution is recorded 0.2 degrees C lower than the actual freezing point, will the molar mass determination for the unknown solid be too high or too low?

66. ## Math

A car travels 168.75 km in 12.5 litres of petrol . Find the distance travelled by the car in 15 litres

In this story when are three way bimbos cleverness comes and helps save tito The story name: The Dog of Pompeii

68. ## Math

Find the fifth term in the expansion of (4-1/5x)^9 in ascending powers of x

69. ## Physics

A 30.0kg blcok is resting on a flat horizontal table. ON top of this block is resting a a 15.0kg block, to which a horizontal spring is attached, as the drawing illustrates. The spring constant of the spring is 325N/m. The coefficient of kinetic friction

70. ## Math

The simple interest on a sum of money is 1/9 of the sum.The number of years is numerically equal to the rate percent per annum. The rate percent per annum is?

71. ## cience

Henry was given this cool toy for his birthday; he can use it to tell how fast someone is moving at that moment in time. The toy must calculate the person's

72. ## English

1. The professor stood at the lectern and gave his lecture. 2. The teacher stood at the teacher's table and began to teach. 3. The teacher stood at the lectern and began to teach. 4. The teacher stood at the lecture table and began to teach.

94. ## Calculus prince@18

let the function h(x)= (integrand symbol from 2 to x^2)arctan (t) dt. Find h'(x). This question confused me because i know the derivative of an integral is the original function. I just need help with finding the derivative of that integral. I don't know

95. ## Math

Five students took a math test. The average score was 82. Four of the students' scores were 76, 85, 90, and 64. What was the fifth student's score?

96. ## mathematical literacy

Brick layers makes mortal with cement lime sand and water in the ratio of 1:1:5:1 if they have 2bucket of lime, how much should they use for cement, sand and water?

97. ## maths

In a ratio 8:5 there are 152 peanuts in a packet how many raisins should be there?

98. ## Math

Rodrigo class also plans to make a wall mosaic with an are of 0.5m square.how many 1cm square tiles will they need for this 0.5m square mosaic

99. ## Science

Must new substances be formed when you observe a chemical property?Explain.

100. ## math

I dont quite get these 2 questions off of my homework. - "Complete the equation" (b^2)^0 = b^8 I keep getting one, but its not an answer choice so I know I'm wrong. "Simplify the expression" p(p^-7q^3)^-2q^-3 I think the q's and p's are messing me up.

101. ## Math

On a centimter dot grid, draw all pissible rectangles with area of 12 sq cm and sides whose length s are whole centimeters. Label the lengths of two adjacent sides of each rectangle.

102. ## maths

area of a square field is 100m2 . Find the cist of ploughing the, fieks at the, rate of rs 30

103. ## math

A raffle contains 200 tickets, two of this 200 tickets are the 1st and 2nd price, if i were to buy 5 tickets, what is my probability of winning 1st price? and what would be my probability of winning both 1st and 2nd price? Im thinking the answer to winning

104. ## Passive Voice

Q1. The book __________ (be leave) on the table when I left the classroom. Q2. This building __________ (be build) 20 years ago. Q3. The cake __________ (be make) by my mother not long ago. Let's try! Q4. Tom __________ (be bite) by a dog just an hour ago,

105. ## Rhyme

Q1.a. play, b. off, c. cough Ans: a. does not rhyme with the other words. Q2. a. oil, b. boil, c. boy Ans: c. does not rhyme with the other words. Q3. a. come, b. dome, c. thumb Ans: b. does not rhyme with the other words.

106. ## Math

How you do multiplication as scaling like 2 1/2 x 3 2/3 3 2/3 I suppose to say if it is , or = Can someone explain how to solve this problem I need to learn how to do it because my daughter is having trouble getting it and I don't know how to do it

116. ## english

What are the parts of the sentence? Take the book to your mother.

117. ## science

How do you make a 10 ml buffer with 8M urea (mol. weight 60.06g/mol)

118. ## Maths

A car moving at the rate of 60km/h,foes a journey in 15 minutes.How long would it take,if the speed is reduced to 36 km/h

119. ## maths

Use a graphing utility to approximate the solutions of the equation in the interval [0, 2Ï€). (Round your answers to three decimal places. Enter your answers as a comma-separated list.) 6 sin(x) + 3 cos(x) = 0

120. ## Calculus review

let the function h(x)= (integrand symbol from 2 to x^2)arctan (t) dt. Find h'(x). This question confused me because i know the derivative of an integral is the original function. I just need help with finding the derivative of that integral. I don't know

121. ## Social Studies/ History

Can someone please write a short paragraph for each event, explaining what they are and how they led to the civil war to help me study? Just a simple paragraph, not a super long one. -Missouri Compromise -Nat Turner's Rebellion -The Wilmot Proviso -The

122. ## math

Solve. y=x−8 2x+3y=1 use the substitution method. (4, −4) (5, −3) (2, −6) (0, −8)

123. ## Statistics

I am having a really rough time figuring out how this expected value was found in this Chi Square problem. 272 flies had long normal wings 60 flies had dumpy wings I know it's going to be a 3:1 ratio, and I know that 272 and 60 are my observed variables.

124. ## Science

Why the bulb glows when the electric current passes through it?

125. ## Calculus

Suppose that a car dealer offers to sell you a car for $16500 or for payments of$275 per month for six years. To figure out what monthly interest (x) you’re actually being charged, you’d have to solve the equation:f(x)=60x(1+x)^72-(1+x)^72+1=0

126. ## science

Find flux density if area is 1mWb and area 1inch^2

127. ## maths fractions

Marian had some pie. She ate ¼ of the pie. Now there is 1/3 left. How much pie did she originally have?

128. ## Mathematics

Solve the simultaneous equation: x^2 + y^2 = 13 and x + 3y = -3

129. ## Math

Find th equation of the line that goes through (3,8) and (5,-8) I got X = 3 But it doesn't seem right

130. ## math

A certain medicine requires 10 mg per 10 kg of weight. How much medicine is required for a patient that weighs 273 pounds? Round answer to the nearest 10th. Use Unit Abbreviations for Units.

131. ## Math

Divide. Use estimation to check. 585 divided by 3 solve

132. ## Math

I just want to make sure I'm right. Representing a portion of another portion can be thought of as finding a part of apart. For each of the parts described below figure out what part of the whole is described. for each problem show at least one picture or

134. ## Physics

A wrecking ball is swinging at just the right height so that the student can stand at the bottom of the trajectory (lowest point) and grab onto the ball to swing – something that is just way too tempting for this inquisitive student. In order to justify

135. ## Math

In the expansion of (x^2-b/x)^4, the coefficient of x^2 is 294. Find the value of the constant "b"

136. ## Math

Mr Shelton is building a fence around the edge of the pool. The pool is 20feet and 16 feet wide. How much feet if fencing will Mr.Shelton need to build around the pool?

137. ## Cmax

How do I solve for Cmax= 8.5/ e(-0.257 * (1-0.5))? Also, how would I input 'e' in my calculator?

138. ## Math

So I'm doing this math grade recovery for the Using Probability test here's one At a race car rally, attendees can sit in the bleachers, balcony, or the grass the probability an attendee sitting in the bleachers is 1/4 the probability of an attendee

139. ## Math derivatives

Develop a rule for the following: Dx[f(x)g(x)/h(x)]

140. ## development studies

Namibia's economic history from the 19th century

141. ## Math

Thehe sum of the ages of Dorothy and Darlene is 41. In 5 years, Dorothy will be twice as old as Darlene. Find their ages 3 years ago.

142. ## Science

Discuss ways in which the environmental health hazard can impact negatively on human health

143. ## maths

If there are 210 raisins in a packet how many peanuts should be there?

144. ## Algebra With Pizzazz

I missed a week of school and I know nothing. Next thing I know we get page 163 and have to do everything on it. I don't know anything it's on System of equations substitutinal method.

145. ## Math

The store usually sells the baskets of fruit for 15 dollars but today they have a 5% discount which is the new price. Please help me i am totally confused on what is going on.

146. ## math

What is the order of 1.1 × 10, 1.2 × 10−, 1.7 × 10−, and 1 × 10 from least to greatest?

147. ## Slopes

Find the equation of the line that has the same slope as the line through points (0,4) and (-5,7). But goes through point (-6,4)

148. ## Math/Chemistry

How to rearrange the given equation for A: ln (Ao/A) = k*t

149. ## math

If g(x)=x+3 h(x)=9-x^2, what is the maximum of h(g(x))?

I need answer for this question

151. ## Math - Derivatives

Find all points on the graph of y=1/4x^4+2/3x^3-5/2x^2+6x+7 where the slop of the tangent lins is 12.

152. ## Maths

A car moving at the rate of 60 km/h, does a journey in 15 minutes. How long would it take, if the speed reduced to 36 km/h?

153. ## algebra

seven more than the height

154. ## Maths

One of the formulas to find the area of a triangle is a = r*s. Where the r is the radius of the circle inscribed the triangle, and s being the semi perimeter. (s = p/2) Prove that the same formula works for a square.

155. ## History/Government

Why has there been a decline in freedom in the world over the last 10 years? Any thoughts? I was thinking along the lines of terrorism and the pressure for the world to gain a democratic state.

156. ## Algebra II

Find the perfect square binomial x^2 + 16 Answer: x^2 + 4

157. ## Math

Find equation of the line that goes through (11,5) with slope m= 2/7

158. ## Math

A store discounted everything by 51%. The sales price of a scarf is \$72.89. What was the original cost of the item?

159. ## Math/Chemistry

How to rearrange the given equation for Ao: ln (Ao/A) = k*t

160. ## Slope

Find the equation of the line that goes through (3,-4) with slope m=-1/4

161. ## Math

How to rearrange the given equation for A: [ln(Ao/A)=k*t] * means multiply / means divide ln is the natural log function

162. ## physics

if someone throws a .1kg ball at the speed of -25m/s, why is the average net force positive instead of negative?

163. ## Math

Thehe sum of the ages of Dorothy and Darlene is 41. In 5 years, Dorothy will be twice as old as Darlene. Find their ages 3 years ago.

164. ## math

Put these rational numbers in order: 3(squared), 1 3/2, 2.2, -2 Put these rational numbers in order: 3/8, 1/4, 7/8

165. ## Maths

Co ordinates of a point which isbat+3 diatancecfrom points(1,-3) of line 2x+3y+7=0 ?

166. ## studying stuff

how do u come up w/ mnemonics when u study?

167. ## science

does condensation or evaporation occur on a cold can of juice is put on the table on a hot day

168. ## history

namibia's econoy during the 19th century

169. ## Math

Find the area of an equilateral triangle (not 1/2bh) with sides of... say... 6?

170. ## Math

Patrice's car gets 30 miles per gallon. Patrice went on a vacation and used 28.2 gallons of gas for the trip. Patrice rode a bike or the bus after reaching the vacation location, so the car was only used for the drive there and back. How far away was

171. ## Health

What are some ways to stay awake during studying for tests at night?

172. ## Geometric problem solving

What is the area of a circle with a circumference of 2π^2 square meters?