# 1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

92,916 questions, page 628
1. ## Physics

A uniform electric field with a magnitude of 6100 V m−1 points in the positive x direction. Find the change in electric potential energy when a +14 μC charge is moved 5 cm in the positive x direction. Answer in joules.

asked by Peter on February 5, 2016
2. ## physics

find mass of a rocket as a function of time,if it moves with constant acceleration a in absence of external forces.the gas escapes with a constant velocity u relative to the rocket and its mass initialy was m'

asked by sreeram on January 16, 2011
3. ## Maths

A finance company borrows money on which it pays interest at the rate of 14% pa. If it pays interest half yearly, find the return per half year on an investment of \$1700 Please show working out thanks

asked by 10M1 on November 2, 2011
4. ## Algebra II

A plane is headed due west with an air speed of 212 km/h. It it driven from its course by a wind from due north blowing at 23.6 km/h. Find ground speed of the plane and the actual direction of travel.

asked by Arielle on November 2, 2011
5. ## Advanced Functions

x and y represent two angles in standard position. x has its terminal arm in the first quadrant and y has its terminal arm in the third quadrant. If cosx=5/13 and cosy = -5/13 then find the value of 2sinx+2siny+2cosx-2tanx+tany+2cosy

asked by Sara on November 19, 2013
6. ## Statistics

For a normal distribution with a mean of m = 80 and a standard deviation of s = 20, find the proportion of the population corresponding to each of the following scores. a. Scores greater than 85 b. Scores less than 100 c. Scores between 70 and 90 I believe

asked by Lyndon on July 26, 2010
7. ## Physics

Problem 2- A 4 kg object is attached to a vertical rod by two strings, as in the Figure. The object rotates in a horizontal circle at constant speed 6 m/s. Find the tension in (a) the upper string and (b) the horizontal string.

asked by Mariam on November 23, 2013
8. ## Physics

A 2 kg block is resting on a 37 degree frictionless inclined plane, attached by a string to a frictionless pulley at the top of the plane, over which a second mass of 3.3 kg hangs down. Find the magnitude of the hanging mass’s acceleration.

asked by Catherine on April 21, 2016
9. ## Chem 1150

One tablespoon of peanut butter has a mass of 17g . It is combusted in a calorimeter whose heat capacity is 130kJ/∘C . The temperature of the calorimeter rises from 22.5∘C to 25.3∘C. Find the food caloric content of peanut butter.

asked by Sarah on February 25, 2014
10. ## math

ted takes out a student loan to pay for his college tuition this year. Find the interest on the loan if he borrowed \$2,500 at an annual interest rate of 6% for 15 years. Could someone help step by step, I cant seem to get it. Thank you

asked by sam on March 24, 2015
11. ## Calculus (Volume of Solids)

A solid has, as its base, the circular region in the xy-plane bounded by the graph of x^2 + y^2 = 4. Find the volume of the solid if every cross section by a plane perpendicular to the x-axis is a quarter circle with one of its radii in the base.

asked by Casablanca on March 13, 2012
12. ## Math

A local motel has 100 rooms. The occupancy rate for the winter months is 60%. Find the probability that in a given winter month more than 65 rooms will be rented. Use the normal distribution to approximate the binomial distribution.

asked by Alley on December 3, 2012
13. ## Math

Each table in the cafateria seats 8 people. Find the total number of people that can be seated at 7,8,9, and 10 tables.if the average bill per person is \$12, how much money can the cafeteria expect from 7,8,9, and 10 tables that have no empty seats

asked by Shion on September 17, 2012
14. ## Physics

A 2.40 kg mass, m, on a frictionless table is moving in a circle with radius 0.500 m at a constant speed. m is attached to a 5.70 kg mass, M, by a cord through a hole in the table. Find the speed with which m must move for M to stay at rest

asked by Mike on September 30, 2011
15. ## science/ velocity

a body moves along a straight line,its distance from the origin at any instant being given by the equation x= 8t -3t squared, where x is in centimeter and t is in seconds. find the average velocity of the body in the interval from t=0 to t=1 sec,and in the

asked by rhine on February 17, 2015
16. ## Calculus

Kayla claims that she can find an approximate value for sin 1o without using a machine to do any computations. Explain or show how she can do this (Hint: if you choose to explain the process, please be very specific. If you choose to show how it is done,

asked by Demi on February 22, 2017
17. ## MaTH!!!

Let P(x,y) be a point on the curve y=16-x^2 and let A be the point directly below P on the x axis. If O is the origin, find the area and the perimeter of triangle OAP as functions of x. I got Area=x(8-1/2x^2). Is that right? And perimeter= x+16-x^2+

asked by L.Bianchessi on March 9, 2012
18. ## English

Can anyone help me identify rhetoric, bias, and argumentation in the following video clip? ----------------- To find the video clip google : American Rhetoric Movie Speech "Citizen Kane" (1941) and click on the first link. Thanks

asked by Anonymous on June 15, 2008
19. ## algebra

Stephanie Venze signed a simple discount note for \$3400 for 120 days at a rate of 12%. Find (a) the proceeds and (b) the effective interest rate based on the proceeds received by Venze.

asked by Felicia on August 21, 2012
20. ## Math/Algebra

Rashid picks 420 strawberries in 5/6 hour. Write and solve an equation to find how many strawberries can she pick in the space of an hour? I'm not good with word problems, and am completely lost. I can do everything except the equation (I think). Please

asked by Anna on April 4, 2016
21. ## physics

A stone is thrown into water pond forming 10 waves in 5 seconds. The diameter of the first crest is 13 m and the diameter of the last crest is 4m. Find a.the periodic time b.the frequency c.the wave length d.the wave velocity

asked by jo on January 1, 2015
22. ## Physics

You are given vectors A = 5.0i - 6.5j and B = -2.5i + 7.0j. A third vector C lies in the xy-plane. Vector C is perpendicular to vector A and the scalar product of C with B is 15.0. Find the x and y components to vector C. Answer key shows x component is

asked by Charles on August 30, 2014
23. ## PRECALCULUS

An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t=0. Find the distance s between the plane and the radar station after 5 minutes.

asked by OSCAR on May 27, 2011
24. ## Probabilities

Can someone help me work this out. Find the a) mean, b)variance and c) standard deviation for the probability distribution below K Pr(X=k) 0 0.4 1 0.2 2 0.3 3 0.1 For mean I came up with 1.1 0(0.4)+1(0.2)+2(0.3)+3(0.1) For variance I came up with 1.09

asked by Debra on July 9, 2015
25. ## Calculus

We can find some of the solutions of sin x = 0.2 graphically by graphing y = sin x and y = 0.2 (I was able to figure this one out) Use the graph below to estimate some of the solutions. (Let −3π < x < 3π.) Enter your answers as a comma-separated list.

asked by Angela on April 14, 2015
26. ## math

A photographer charge 20 dollars for 8x10 plus sitting fee. If 55 dollars was total for 2 photos and sitting fee. Assume the relationship is linear. Find and interpret the rate of change and intial value.

asked by kimberly craig on December 3, 2014
27. ## math

A store owner complains that, on the average, 3 bottles per case of a certain brand of softdrink are underfilled. Assuming this is correct, find the probability that a randomly chosen case of this drink will contain at least 4 underfilled bottles.

asked by Help Me :'( on May 27, 2016
28. ## algebra

A \$15,000 T-bill is purchased at a 3.85% discount rate for 16 weeks. Find (a) the purchase price of the T-bill, (b) the maturity value, (c) the interest earned, (d) the effective rate of interest to the nearest hundredth of a percent.

asked by Felicia on August 21, 2012
29. ## Precalculus

he distance between 2 points (x1,Y1) and (x2,y2) is given by d = square root (x1-x2)^2 + (y1-y2)^2 a - pick 2 arbitrary points in 3 dimensions, (x1, y1, and Z1) and (x2,y2,z2) and plot these points. Not that there are 90 degrees between the xy, xz, and yz

asked by Greg on September 14, 2012

I need to find the ROI and NPV of a \$35,000 software installation, which will reduce staff of one at \$10 per hour +18% benefits. Money cost are 7% and the system will become obsolete in three years. I have figured the ROI, but am not sure about the 7%

asked by Cher on May 15, 2010
31. ## Calc

Problems, once again. 1. Compute the average value of: f(x} = x/(x+3) over the interval [-a,a] 2. Find the area of the region bounded by the graph of: y = 2√(x^2 + 1) X axis Y axis Line x = 1 On the first, integrate, then divide the integral by 2a. On

asked by Tezuka on March 17, 2007
32. ## physics

A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 1.90 10-6 W/m2 at a distance of 120 m from the explosion. Find the distance from the source at which the intensity is

asked by Anonymous on December 3, 2011
33. ## PHYSICS HELP

The threshold wavelength of zinc is 390 nm. 1) Find the frequency of zinc 2) What is the work function in eVerything of zinc? 3) Zinc in a photocell is irradiated u ultraviolet light of 260 nm wavelength. What is the kinetic energy of the photoelectrons in

asked by Anonymous on October 4, 2017
34. ## Language Arts 6A

Is this correct? 12. If you know that the Latin prefix e- means “out of,” what would be the meaning of emigrate in the following sentence? People might emigrate because they believe they will have a better life in another country. A)move to a place B)

asked by Connexus on December 24, 2017
35. ## AP chemistry

A concentration cell consists of the same re- dox couples at the anode and the cathode, with different concentrations of the ions in the respective compartments. Find the un- known concentration for the following cell. Pb(s) | Pb2+(aq, ?) || Pb2+(aq, 0.1

asked by David on April 21, 2013
36. ## physics

A small sphere with a mass of 2.00×10−3 g and carrying a charge of 5.20×10−8 C hangs from a thread near a very large, charged insulating sheet, as shown in the figure . The charge density on the sheet is −2.40×10−9 C/m^2. Find the angle of the

asked by canan on February 25, 2012
37. ## algebra

An orchard planted on a square plot of land has 3,136 apple trees. If each tree requires an area of 4 square meters to grow, find the length of each side of the plot of land.

asked by emilly on October 11, 2016
38. ## Statistics

The arena has a policy of selling as many as 16 tickets for a show for which there are only 15 seats available. The manager has noticed in the past that only 88% of people who purchase a ticket annually come for the show. Find the probability that if 16

asked by Probability on June 29, 2013
39. ## GRANDMA

Recently we were in a science museum and saw an exhibit on Fibonaci. The formula presented on the wall was: X(cubed) + 2(squared) + 10X = 20. I cannot find a value for X that makes this formula work for me. Is it correct or why is it correct? If not, we

asked by weezie on April 21, 2011
40. ## Physics

Three cylinders with the same size, density and structure are piled on each other on top of a rough surface. Find the minimum angle which the direction of the force acting between the cylinders and rough surface makes with the vertical?

asked by Chipotle on March 19, 2013
41. ## Math

taylor bought some shirts for her clothing store for \$12 each. She received \$40 off her entire purchase and spent a total of \$200. Write an equation to find the number of shirts Taylor purchased for her store.

asked by Robin on December 14, 2015
42. ## science - physics

A plane flies with a velocity of 52 m/s east through a12 m/s cross wind blowing the plane south. Find the magnitude and direction (relative to due east) of the resultant velocity at which it travels.

asked by michelle on September 27, 2011
43. ## Mechanics M1

Q.1 Find the force needed to accelerate a 2 kg block at 3m/s^2 up a rough plane (coefficient of friction 0.2) inclined at 25 degree to the horizontal if the force is a) Parallel to the slope b) horizontal c) at 45 degree to the upward verticle

asked by Jat on April 29, 2012
44. ## business calc

the marginal cost function for a manufacturing company is given by dollars per box,c'(q)=q^2-10q+30 where q is the number of boxes manufactured. If , find the total cost of manufacturing 10 boxes. Round to the nearest dollar.

asked by Anonymous on November 30, 2017
45. ## algebra

Express the amount of material needed to make a can as a function of the radius. In other words, find a function A(r) such that A represents the surface area (in square inches) of the cylinder and r is the radius (in inches). my answer (not sure) A(r) =

asked by Nancy on November 8, 2010
46. ## Calculus Help Please

Hello! I am struggling with this problem: Find the Taylor Series for sin(x-2) centered at c=3. My work so far: sin(1)+(x-3)cos(1)-(1/2)(x-3)^2sin(1)-(1/6)(x-3)^3cos(1)+(1/24)(x-3)^4sin(1)... I know that the Taylor series for sign is typically: the

asked by Alice on April 27, 2017
47. ## math-PLEASE CHECK AND HELP

find the surface area and volume of the right circular cylinder. The radius is 3 and height 6. This is what I put for volume: v=pir^2h pi(3cm)^2 6 cm= 54pi cm cubed can you please check this and show work on how to do the surface area? Thanks.

asked by crystal on May 16, 2010
48. ## History

Explain how the views of President Roosevelt and President Reagan are different. Also, Explain which leader’s views, if followed, would bring about more prosperity and a better life style for the American people. Can someone help me with this? Either

asked by Misty on June 2, 2008
49. ## algebra word problem

use c = 35h + p to find the cost (c) of having a car tuned up if the charges are \$35 per hour(h) for labor plus the cost of parts (p). The mechanic estimates it will require 2 hours of labor and \$75 for parts a) \$220 b) \$110 c) \$145 d) \$35

asked by marko on November 12, 2011
50. ## General genetics

I'm trying to find out how we know that bacteria involves contact before the transfer of DNA during conjugation. In the book, all they say is that DNA is not transferred along the f pilus as previously thought, but it is contacted first, then a channel

asked by Kyle on October 9, 2013
51. ## maths

A rectangular piece of cardboard measures 17cm by 14cm. Strips of equal width are cut off one side and one end. The area of the remaining piece is 108cm^2. Find the width of the strips

asked by kurup on October 9, 2016
52. ## Pre Algebra

A customer at the ring toss booth gets eight rings for two dollars find the constant of proportionality and write an equation relating the cost to the number of rings. At the same rate how much would a customer pay for 11 rings? for 20 rings?

asked by Stephany on January 20, 2016
53. ## Math

A cone and a square based pyramid have slant heights of 6 inches . The diameter for the cone and the base edge of the pyramid are both 8 inches. How would I find which space figure has the greater surface area

asked by Bailey on February 24, 2011
54. ## Algebra/Equations,functions

Media services charges \$40 for a phone and 20/mth for its economy plan. It says to find a model that determines the total cost, C(t), of operationg a media Services phone for t months. I think the answer should be in this equation - y = mx+b. Not sure.

asked by AMY on November 26, 2010
55. ## Matrices Word Problem

The stopping distance of a car traveling 25mph is 61.7 feet, and for a car traveling 35 mph it is 106 feet. The stopping distance in feet can be described by the equation y = ax² +bx, where x is the speed in mph. (a) Find the values of a and b. (b)Use

asked by GetYourLeash on July 22, 2005
56. ## Intro to Technology

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by y912f on April 22, 2010
57. ## Intro to Technology

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by y912f on April 21, 2010
58. ## Intro to Technology: repost

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and

asked by y912f on April 21, 2010
59. ## physics

A spring and mass system are oscillating with an amplitude of 5.4 cm. The spring constant is 166 N/m and the mass is 540 g. Find the mechanical energy of the system

asked by diana on November 8, 2015
60. ## Statistics

An airline reports that if has been experiencing a 15% rate of no-shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be fewer than 20 no-shows.

asked by Karen on February 16, 2013
61. ## Science

5. Name two ways in which a large cell can minimize the negative effects of its size. -They can minimize their size by cell division. -???????? I cannot find this answer in my textbook. Can someone please help me?

asked by Olivia N J on December 18, 2016
62. ## Calculus Please Check my answers

Use the graph of f(t) = 2t +2 on the interval [−1, 4] to write the function F(x), where f(x)= integral from 1 to x f(t) dt f(x)=x^2+3x f(x)=x^2+2x-12 My Answer f(x)x^2+2x-3 f(x)=x^2+4x-8 Find the range of the function f(x)=integral from 0 to x (sqrt

asked by Ke\$ha on May 22, 2017
63. ## Finite Math

help me this is the one problem I just cannot seem to figure out!! Without consultation, each of five organizations announces a one-day convention to be held during July. Find the probability that at least two organizations specify the same day for their

asked by Amanda on March 16, 2012
64. ## math

A traffic light follows the pattern green, yellow, red for 55, 5, and 20 seconds, respectively. What is the probability that the driver approaching this light will find it green or yellow?

asked by Anonymous on July 6, 2013
65. ## physics

a car for half of its time at 80km/h and for rest half of time at 40 km/h. total distance covered is 60 km/h. what is the average speed of car find

asked by Anonymous on May 13, 2015
66. ## Statistics

An airline reports that if has been experiencing a 15% rate of no-shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be fewer than 20 no-shows.

asked by Clifford on February 16, 2013
67. ## 11th grade

The base of a pyramid is 10 cm high is the triangle shown. Find the volume of the pyramid. The hieght/leg of the traingle is 4 the base/leg is 6 and the hypothnues is 7.21

asked by Ali on September 5, 2010
68. ## Mthombo

The perimeter of a quadrilateral pqrs is 30mm and its area is 50mm squered ,find the peremiter and area of quadrilateral pqrs if scale factor is 1/5

asked by Sihle on November 8, 2015
69. ## Math

There's a right triangle. There's an angle that measures 41 degrees. The hypotenuse is x, and the angle opposite 41 degrees measures 25 in length. How can I find what x is? The proportion set up is 25/x, but how do you solve for x?

asked by Angie on May 11, 2009
70. ## physics

A 0.68 kg ball traveling at 8.30 m/s collides head-on with a 1.32 kg ball moving in the opposite direction at a velocity of -8.85 m/s. The first ball moves away at -6.28 m/s after the collision. Find the velocity of the second ball.

asked by Anonymous on February 6, 2018
71. ## Math

The radius of this circle is one unit. Find the exact lengths of the legs in the right triangle if: Sides a is twice as long as side b. And Sides b is twice as long as side a.

asked by David on December 12, 2015
72. ## Algebra

Two angles are complementary. The larger angle measures 6 more than three times the smaller angle. Write an equation that can be used to find out the measures of both angles then simplify

asked by Sandal on October 8, 2014
73. ## math

A rocket ascends at an angle of 60.0˚ with the horizontal. After 1.00 min it is directly over a point that is a horizontal distance of 16.0 km from the launch point. Find the speed of the rocket.

asked by syed on September 27, 2014
74. ## Algebra 2

the perimeter of a triangle is 19 cm. if the length of the longest side is twice that of the shortest side and 3cm less than the sum of the lengths of the other two sides, find the length of the three sides

asked by Kayl on October 11, 2016
75. ## math

Find each unit rate. Detirmine wich is lower brand A: 240mg sodium for 1/3 pickle Brand B: 325 mg sodium for 1/2 pickle

asked by A.j on June 22, 2018
76. ## geometry

a tree is standing upright.i want to cut it down at the base.how would i find out how tall it is. so that i could fall it without hitting any buildings.ie if it is 80 feet tall it should fall 80 feet?

asked by DEEK on January 13, 2012
77. ## Math

Find the volume of the solid generated by revolving the following region about the given axis The region in the first quadrant bounded above by the curve y=x^2, below by the x-axis and on the right by the line x=1, about the line x=-4

asked by jake on September 11, 2012
78. ## Pre Calc

To find the number of factors of a number, you get the prime factors and add one to each exponent, then multiply all the exponents. I know how to get that, but I am wondering why you add one. Mathmatical explanation? Can anyone help?

asked by MW on May 12, 2009
79. ## AP calculus AB

A balloon is being filled with air at a rate of 3 cubic meters per minute. Find the rate at which the radius is changing when the volume is 36 pi cubic meters.

asked by jennifer on December 29, 2010
80. ## stat

if the probability of a newborn child being female is 0.5, find the probability that in 100 births, 55 or more will be female.use the normal distribution to approximate the binomial distribution

asked by veedu on June 18, 2012
81. ## physics

An object is 38.0 cm from a concave mirror of 12 cm focal length. The object is 1.8 cm tall. Use the mirror equation to find the image position. How high is the image?

asked by Anonymous on May 2, 2013
82. ## calculus

-find the equation of the tangent line to the curve y=5xcosx at the point (pi,-5pi) -the equation of this tangent line can be written in the form y=mx+b where m= and b= -what is the answer to m and b?

asked by Daniel on February 24, 2011
83. ## Math

In a bookstore ,60 identical books occupy a length of 1.5m on a shelf.Find the number of such books needed to completely occupy a shelf that is 80 cm long.

asked by Anonymous on November 13, 2018
84. ## Math Help

The radius of this circle is one unit. Find the exact lengths of the legs in the right triangle if: Sides a is twice as long as side b. And Sides b is twice as long as side a.

asked by David on December 12, 2015
85. ## Physics

An airplane has a velocity of v=(5m/s)i + (4m/s)j at t1= 3s. For the time interval from t1=3 seconds to t2=13s the average acceleration is a= (.5m/s^2)i + (.2m/s^2)j. At 13s find the magnitude and direction of the velocity of the airplane.

asked by Bobby on March 13, 2016
86. ## Math

A SIDE AND A DIAGONAL OF A PARALELOGRAM ARE 12 INCHES AND 19 INCHES RESPECTIVELY. THE ANGLE BETWEEN THE DIAGONALS, OPPOSITE THE GIVEN SIDE IS 124 DEGREES. FIND THE LENGTH OF THE OTHER DIAGONAL

asked by Shihara on March 15, 2012
87. ## physics

the moon has a period of 27.3 days and a mean distance of 3.90x10^8 m from the center of the earth. find the period of a satellite in orbit 6.7x10^6 m from the center of earth. thank you!

asked by allie on October 26, 2013
88. ## Physics

An airplane is flying with an air velocity of 850 km/h at 34 degrees n of e. The wind is blowing at 100 km/h at 20 degrees s of e. Find the ground velocity of the airplane.

asked by Taylor on September 26, 2012
89. ## Calc

range of f(x)= 5^(2x^2-1)^(1/2) i know that the domain of the inverse would be the range of this and i've found the inverse but it has natural logs in it and i don't know how to find the domain with that.. i feel like i'm missing something simple

asked by Aparna on March 19, 2013
90. ## atbu bauchi

when the angle of elevation is 30 degree the shadow of a vertical tower is 20m longer than when the elevation of the sun is 60 degree.find the height of the tower

asked by sunday daniel on November 3, 2015
91. ## Physics

An arrow is shot at an angle such that it's horizontal velocity is 40 m/s and it's vertical velocity is 20 m/s. Find the horizontal distance the arrow will travel before hitting the ground.

asked by Erika on November 14, 2012
92. ## geometry

A circle of diameter 2 inches has its center at the center of a square with 2-inch sides. Find the area of the region that is inside the square and outside the circle.

asked by taylor on March 23, 2011
93. ## maths

y=sin x Sketch. Find tangent and normal at: a) x=2pi/3 b) x=pi/2 c) x=pi/6 I'm not sure how to scale the graph. I have put the x values into sin x and have points. Not sure about this tangent and normal. Please help!

asked by Anonymous on April 26, 2009
94. ## physics

A 24.0 g marble sliding to the right at 60.8 cm/s overtakes and collides elastically with a 12.0 g marble moving in the same direction at 15.2 cm/s. After the collision, the 12.0 g marble moves to the right at 76 cm/s. Find the velocity of the 24.0 g

asked by Bri on January 25, 2015
95. ## Calculus (Urgent Help)

The graph of y=cos x * ln cos^2x has seven horizontal tangent lines on the interval [0,2pi]. Find the x-coordinate of all points at which these tangent lines occur.

asked by JADE on October 25, 2012
96. ## math

find the area of a triangle with the base 1 1/4 and height 4/9 ( Hint the area of a traingle is equals half the product of its base and height ) I came up with .55 or 11/20 is this correct ???

asked by mike on May 21, 2012
97. ## Physics

An airplane has a velocity of v=(5m/s)i + (4m/s)j at t1= 3s. For the time interval from t1=3 seconds to t2=13s the average acceleration is a= (.5m/s^2)i + (.2m/s^2)j. At 13s find the magnitude and direction of the velocity of the airplane.

asked by Bobby on March 13, 2016
98. ## math

how do you find the average cost per ounce of prepackaged items? and then convert to pounds? I have four items total ounces of 400 and total cost of \$23.73

asked by old me on September 27, 2011
99. ## math

Find the area of the segment of the circle. Leave your answer in terms of pi. there is a circle with a shaded area that has a 90 degree triangle in it and a 3 next to one soide of the triangle

asked by becca on May 4, 2013
100. ## Math

If the height in centimeters of five students are 176,112,160,158 and 158,find the median and mode height for this group of five students.

asked by Kirandeep on January 16, 2014