Wednesday

August 20, 2014

August 20, 2014

Number of results: 8,906

**Pre-Calc**

a driver averaged 50 miles per hour on the round trip between akron, oh and Columbus, oh, 100 miles away. The average speeds for going and returning were x and y miles per hour, respectively. a. show that y=25x/x-25 b. determine the vertical and horizontal asymptotes of the ...
*January 22, 2014 by Andy G*

**Pre-calc**

a driver averaged 50 miles per hour on the round trip between akron, oh and Columbus, oh, 100 miles away. The average speeds for going and returning were x and y miles per hour, respectively. a. show that y=25x/x-25 b. determine the vertical and horizontal asymptotes of the ...
*January 23, 2014 by Andy G*

**Algebra**

Two trains leave Raleigh at the same time, one traveling north, the other south. The first train travels at 50 miles per hour and second at 60 miles per hour. In how many hours will the trains be 275 miles apart?
*June 1, 2010 by Avery*

**algebra 2 **

two trains leave the dallas port going in opposite directions. if one train goes 56 miles per hour, and the other goes 52 miles per hour how long will it take them to be 363 miles apart? how do i set up this problem?
*September 23, 2012 by belle *

**3 grade math**

Jan, Mya, and Sara ran a total of 64 miles last week. Jan and Mya ran the same number of miles. Sara ran 8 less miles than Mya. How many miles did Sara run? 64 miles in all Jan - Mya - Sara Same as Mya - Same as Jam - 8 less my son need help in this question
*March 8, 2012 by dw*

**math **

If planet I is 31.8 million miles from the sun than planet II, then planet III is 25.6 million miles father from the sun than planet I. When the total of the distances for these three planets from the sun is 200.2 million miles, how far away from the sun is planet II? Planet ...
*September 7, 2012 by Kelly*

**Math(module 4 Calculus)**

(minimum commuting time) A lighthouse lies 2 miles offshore directly across from point A of a straight coastline. The lighthouse keeper lives 5 miles down the coast from point A.What is the minimum time it will take the lighthouse keeper to commute to work, rowing his boat at ...
*November 29, 2011 by Furzeen*

**Math & Stats**

Please help I was up till 2am trying to figure this out last night, Thanks The top selling Red and Voss is rated 70,000 miles, which means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles...
*February 11, 2011 by Tiffany*

**Math**

Cities A, B, C and D are equidistant. That is, B is d miles from A, C is d miles from B, and D is d miles from C. Suppose you travel 55 mph from A to B, 40 mph from B to C, and 50 Mph from C to D. What single, constant speed could you have traveled from A to B to C to D that ...
*May 4, 2011 by Anonymous*

**VHS**

a triangle has sides with lengths of 11 meters, 9 meters, and 7 meters. what type of triangle is it?
*February 5, 2011 by Kelsey*

**physics**

an 8-newton foce is applied to a 4-kg object. what is the rate of acceleration. a.4 meters per second b.8 meters per second c.2 meters per second d.12 meters per second
*March 18, 2011 by Gabriella*

**Physics **

The shuttle must perform the de-orbit burn to change its orbit so that the perigee, the point in the orbit closest to Earth, is inside of Earth's atmosphere. De-orbit maneuvers are done to lower the perigee of the orbit to 60 miles (or less). An altitude of 60 miles is ...
*December 26, 2013 by Cloud*

**Physics **

The shuttle must perform the de-orbit burn to change its orbit so that the perigee, the point in the orbit closest to Earth, is inside of Earth's atmosphere. De-orbit maneuvers are done to lower the perigee of the orbit to 60 miles (or less). An altitude of 60 miles is ...
*December 26, 2013 by Cloud*

**Physical Geography**

1-if a person's line of vision is at the top of Building 121 feet high, how far out to sea could a person see with a good telescope? 2- the light in a lighthouse is 144 feet above sea level. How far does the light extend before it dips below sea level? 3- if an observer is on ...
*June 11, 2007 by matt*

**Science**

The first speed limits for cars were two miles per hour in a city and four miles per in the open country. How long would it take for a motorist to travel 15 miles assuming that he had to travel in the city. Please show work.
*February 25, 2008 by Jennifer*

**trig**

Peter (P) and Jamie(J) have computer factories that are 132 miles apart. They both ship their completed parts to Diane (D). Diane is 72 miles from Peter and 84 miles from Jamie. Using the points D,J,and P to form a triangle, find m<PDJ to the nearest tenth of a degree.
*April 16, 2011 by John*

**math**

If a man drove 3.5 miles to a gas station and on the way home drove 2 times that +.7 miles,how many miles did he drive?? 3.5 + 2 times 3.5 + .7 = what Do the math. 17.5 omg ur so smart...
*June 7, 2007 by Caitlyn*

**Math**

Alfredo walked 24 miles in the walk-a-thon. His friend Terence walked 1/3 as many miles. How many miles did Terence walk? I really don't understand this problem could someone help me.
*April 13, 2011 by Lisa*

**calculus**

A recatangle has constant area of 200 square meters and its lenght L is increasing at the rate of 4 meters per second a) find the width W at the instant that the width is decreasing at the rate of .5 meters per second b) at what rate is the diagonal d of the rectangle changing...
*November 10, 2011 by Demetria*

**physicss please help**

Calculate the terminal velocity for a baseball. A baseball's diameter is approximately d = 0.073 m, and its mass is m = 0.146 kg. Express your answer in meters per second and miles per hour. (Assume a drag coefficient of 1 and air density of 1.3 kg/m3.) __ m/s __ mph
*February 14, 2009 by kj*

**Physics**

A car accelerates uniformly (a = constant) from 34 meters/second up to 40 meters/second in 4.0 seconds. What is the acceleration of the car in meters/second2?
*September 18, 2011 by Kristina*

**Math**

Tiffany can run 12 miles in the same time it takes her to bicycle 72 miles. If her bicycling rate is 20mi/hr faster than her running rate, find each rate. Let X = running rate, so X +20 = cycling rate. Since rate = miles/time, then time = miles/rate. Since the time for both is...
*June 17, 2007 by Audrey*

**Algebra Word Problems**

when going more than 38 miles per hour the gas mileage of a certain car fits the model y=43.81 - 3.95x where x is the speed of the car in miles per hor and y is the miles per gallon of gas. Based on model what speed will the car average 15 miles per gallon
*December 15, 2009 by mike*

**physics**

A friend is making an iMovie and wants your help designing a skateboard stunt. You estimate that your friend�s mass is four times greater than that of the skateboard. For the following questions, ignore friction. In one scenario, your friend starts by standing at rest ...
*March 11, 2014 by anonymous*

**algebra**

Please help me anybody Abby Garland is parked at a mile marker on an east -west country road.She decides to toss a fair coin 10 times ,each time driving 1 mile east if it lands heads up and 1 mile west if it lands up tails up. The term random walk applies to this process even ...
*August 22, 2012 by Fatima*

**Math**

Hello, I'm not sure how to go about this question. To get to work on the first day, Jose has the following directions. Travel 15 miles due East. Turn right and travel 12 miles due south. Turn right again and travel 10 miles due West. If Jose could travel in a straight line ...
*February 6, 2010 by JOE*

**3rd grade math**

evan drove into the country for a long weekend. he planned to drive 118 miles on each of 4 days, however his car broke down and he was only able to drive 43 miles on the first day. how many miles per day must he drive to reach his destination.
*March 25, 2013 by mythreyee*

**Math Check please**

Will you please check my work for me. 1)The equation of a parabola is shown. y=1/14X^2. What are the coordinates of the focus? (0,3.5) <---- (0,-4) (0,7) (0,-3.5) 2)The equation x2 + (y + 3)2 = 36 models the boundary on a local map for which Darren can hear his friend Tom ...
*June 18, 2012 by Anonymous*

**algebra**

a truck rental company rents a truck for one day charging $29 plus $0.10 per mile. Write a linear equation that relates the cost C in dollars, of renting the truck to the number x of the miles driven. Also, what is the cost of the truck for 185 miles & 363 miles?
*October 22, 2011 by beechst*

**Help!...Math...**

Two cars leave town going opposite directions. One car is traveling 55 mph, and the other is traveling 65 mph How long will it take before they are 180 miles apart? Hint: The time for both cars is the same and can be represented by "t." The total distance is 180 miles. The ...
*November 15, 2006 by Jessica*

**Math**

At the 2010 Winter Olympics, in Vancouver, BC, Usain Bolt won the 100 meters, finishing in 9.69 seconds (a world record.) What was his speed in miles per hour, rounded to the nearest tenth? (1 meter is approximately 39.37 inches.) State the answer in decimal form, rounded to ...
*March 2, 2010 by Joey*

**Math**

At the 2010 Winter Olympics, in Vancouver, BC, Usain Bolt won the 100 meters, finishing in 9.69 seconds (a world record.) What was his speed in miles per hour, rounded to the nearest tenth? (1 meter is approximately 39.37 inches.) State the answer in decimal form, rounded to ...
*March 4, 2010 by Joey*

**AP CALC**

Two roads intersect at right angles. At a certain moment, one bicyclist is 8 miles due NORTH of the intersection traveling TOWARDS the intersection at a rate of 16 miles/hour. A second bicyclist is 10 miles due WEST of the intersection traveling AWAY from the intersection at ...
*November 6, 2010 by Nel*

**Algebra 2!!**

A shed is designed so that its height is 8 meters less than its width, and its length is 10 meters greater than its width. If the volume is about 1,000 cubic meters, what is the width of the shed (to the nearest meter)?
*May 5, 2011 by Tee*

**math**

A pilot can travel 400 miles with the wind in the same amount of time as 336 miles against the wind. Find the speed of the wind if the pilot's speed in still air is 230 miles per hour.
*December 4, 2012 by justin*

**Math**

A very strong girl runs 200 miles east for several hours. After a brief rest she runs another 100 miles north. She stops for the night at a local bed and breakfast and the next morning walks 75 miles directly south-east. Find the magnitude and direction of her displacement.
*November 23, 2010 by Kevin*

**math**

A woman drove to work at an average speed of 40 miles per hour and returned along the same route at 30 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?
*March 19, 2008 by Lisa*

**College math**

A planehas 7 hrs. to reach a target and come back to base. it flies out to the target at 480 miles per hr. and returns on the same route at 640 miles per hour. how many miles from the base is the target?
*January 20, 2009 by Kim*

**algebra**

Two trains leave stations 50 miles apart at the same time heading toward one another on parallel tracks. Train A is traveling 20 miles an hour and Train B is traveling 30 miles an hour. They pass eachother in how many hour(s).
*June 18, 2013 by key*

**math**

A ship sails due north from a position 5 degrees, 28' South Latitude to position 6 degrees, 43' North Latitude. Given that one minute of latitude is equivalent to 1 nautical mile, the ship has sailed a distance of A. 75 nautical miles B. 371 nautical miles C. 731 nautical ...
*August 14, 2014 by Demi*

**astronomy**

how far away is the sun in science notation? The distance of the earth from the sun varies from 9.1407905x10^7 miles to 9.4512780x10^7 miles with a mean distance of 9.2960242x10^7 miles. Many use 9.30x10^7 as the mean distance.
*May 23, 2007 by chanel*

**Math**

A fence encloses a rectangular field. The field is 4 meters longer than it is wide. The total length of the fence is 144 meters. What is the area in square meters of the enclosed field? 1192 1296 1292<---- 1440
*June 3, 2014 by Anonymous*

**Math**

6. Columbus' ships covered approximately 144 miles a day. How many miles would they have traveled in nine days? What was the average speed per hour? If there were two days when the weather did not permit movement, how many miles a day would they have to travel to make up the ...
*March 31, 2014 by Sue*

**math**

the speed of train A is 14 miles slower than train B. train A travels 210 miles in the same time it takes train B to travel 280 miles. Whats the speed of each train?
*April 11, 2013 by pam*

**Math**

Sam lives 5 miles from school, Joe lives 2 miles from schoo, and Andy lives 1 mile from school. What is the range of the miles the boys live from school?
*September 1, 2011 by Joei Fierro*

**matn **

In a roller blade race grant is 5 meters ahead of cathy. mike is 7 meters behind cathy. joey is 4 meters ahead of Mike. How many meters is grant ahead?
*October 20, 2010 by I. Ranson*

**Geometry**

find the radius of a sphere withh the given property. A.The number of square meters of a surface area equals the number of cubic meters of volume. B. The ratio of surface area in square meters to volume in cubic meters is 1:5.
*September 29, 2013 by George*

**math**

each morning Natalie jog 3 1/3 miles to the park. Then she takes a shortcut and jogs 1 2/3 miles back home. How many miles does Natalie jog each morning?
*December 14, 2010 by jessica*

**Algebra**

A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.
*January 14, 2014 by John*

**Algebra**

A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.
*January 15, 2014 by May*

**Math**

A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.
*January 15, 2014 by Help!!!*

**Math**

It is 405 miles from Minneapolis, Minnesota to Chicago, Illinois. It is 692 miles from Minneapolis to Cincinnati, Ohio. Cincinnati is how many miles farther from Minneapolis than Chicago? Write an equation and solve the problem
*October 6, 2013 by Sandy*

**math 1 question!!!!!!**

A fence encloses a rectangular field. The field is 4 meters longer than it is wide. The total length of the fence is 144 meters. What is the area in square meters of the enclosed field? 1192 1296 1292 1440
*June 3, 2014 by Anonymous*

**physics**

i walked from four miles in the direction of 30 celisus south of east, then from there i walked 3 miles to west. from there i walked 5 miles directly toward north. hw far away am i from home?' A: USE PARALLEO=LOGRAM GRAPHING METHOD. B: USE CALCULATION METHOD
*January 30, 2012 by LULU*

**physics**

i walked from four miles in the direction of 30 celisus south of east, then from there i walked 3 miles to west. from there i walked 5 miles directly toward north. hw far away am i from home?' A: USE PARALLEO=LOGRAM GRAPHING METHOD. B: USE CALCULATION METHOD
*January 30, 2012 by LULU*

**math**

Brandon and Jacob buy used cars at the same time. Brandon buys a car with 10,000 miles on it. He drives an average of 100 miles a week. The equation that follows can be used to determine how many miles, m, will be on the car after any number of weeks of driving, w: m = 100w + ...
*November 13, 2013 by lance*

**physics **

A baseball has a mass of about 155 g. What is the magnitude of the momentum of a baseball thrown at a speed of 95 mph?(Note that you need to convert mass to kilograms and miles per hour to meters per second.) Answer in units of kg · m/s
*January 19, 2014 by NADIA*

**math**

a trianglar course for a sailing race is marked off by buoys. The first lef is 250 meters longer than the second and the third leg is 100 meters shorter then the first. if the length of the course is 2500 meters, find the length of each length
*February 4, 2010 by jack*

**math**

This is an SAT prep question. A woman drove to work at an average speed of 40 miles per hour and returned along the same route at 30 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?
*October 26, 2008 by Stella*

**math**

A swimming pool is 25 meters x 15 meters. A concrete walk 2 meters is built around it. What is the area of a concrete walk?
*January 12, 2012 by liza*

**Algebra**

A trapezoid when its height is h and the lengths of its bases are a and b. What is the area of a trapezoid when h = 6 meters, a = 5 meters, and b = 12 meters? Formula A = 1/2h(a+b) gives the area.
*February 12, 2013 by Jamie*

**Algebra 2**

A rental car costs a minimum charge plus a fixed charge per mile driven. One customer was charged $60 for 160 miles of use. Another customer drove 280 miles and paid $90. Write an equation relating the total cost, C (in dollars), to the miles driven, x.
*October 14, 2007 by Anonymous*

**Physics**

You are taking a road trip to the beach for Spring Break. You leave at 12:00 pm. At 12:30 you stop for lunch 10 miles down the roads. You get back on the road and travel 75 more miles and realize that you need to stop for gas. You notice that it is now 1:10 pm. At the point in...
*April 8, 2009 by Landon*

**math crctprep**

The Jones family drove a total of 3584 miles in 9 days. They drove the same number of miles each day. Which of the following is closest to the number of miles they drove each day?
*January 15, 2014 by Bob*

**Algebra**

Volume of a container? A cubic shipping container had a volume of a^3 cubic meters. The height was decreased by a whole number of meters and the width was increased by a whole number of meters so that the volume of the container is now a^3+2a^2 3a cubic meters. By how many ...
*August 5, 2010 by michelle*

**math**

your family is driving to houston,texas.A sign indicates that you are 700 miles from houston.Your car's trip odometer indicates you are 400 miles from home.YOu are traveling at an average speed of 60 miles per hour. A. write an expression for the distance(in miles) you will be...
*December 9, 2008 by Martin*

**calculus**

A lighthouse is built on an exposed reef, 5.5 miles off-shore. The shoreline is perfectly straight, and a town is located 6.5 miles downshore from the point on the shoreline nearest the lighthouse. The lighthouse keeper needs to go from the lighthouse to the town to get fresh ...
*November 2, 2010 by Anonymous*

**calculus**

A lighthouse is built on an exposed reef, 5.5 miles off-shore. The shoreline is perfectly straight, and a town is located 6.5 miles downshore from the point on the shoreline nearest the lighthouse. The lighthouse keeper needs to go from the lighthouse to the town to get fresh ...
*November 2, 2010 by Anonymous*

**pre calc**

you are 7 miles N & 4 miles W of the cabin how do you get back to the cabin? how many miles away is the cabin?
*December 8, 2011 by jim*

**physics**

An animal-rescue plane due east at 50 meters per second drops a bale of hay from an altitude of 62 meters. The acceleration due to gravity is 9.81 meters per second squared. If the bale of hay weighs 191 newtons what is the momentum of the bale the moment it strikes the ground...
*January 17, 2011 by Lauren*

**geometry **

A monument in the form of a marble cylinder has a circular base with a radius of 1.5 meters. The altitude of the monument is 3.5 meters. How many cubic meters of marble does this monument contain? A. 7.07 m^3 B. 21.21 m^3 C. 24.74 m^3 D. 6.19 m^3
*November 17, 2013 by lauren*

**algebra**

Can someone show me how to set this up rational expressions. A pilot can travel 400 miles with the wind in the same amount of time as 336 miles against the wind. Find the speed of the wind if the pilot's speed in still air is 230 miles per hour.
*November 9, 2007 by Anita*

**statistics**

the breaking distance of a Honda CRV can be approximated by a normal distribution, where the mean is 53 meters and the standard deviation is 3.8 meters. Let x be a random variable that represents a braking distance. Find the probability that a randomly selected braking ...
*February 25, 2013 by katie*

**math**

The volume of cube I is 331 m^3 less than the volume of cube II. If an edge of cube I is 10 meters, an edge of cube II is A. 14 meters B. 13 meters C. 12 meters D. 11 meters
*August 15, 2014 by Troy*

**Math Hurry!**

Gabriela traveled by motorcycle at an average speed of 17 miles per hour. Then, she traveled by car at an average speed of 12 miles per hour. In total, she traveled 56 miles for 4 hours. How many miles did Gabriela travel by car? (Round to the nearest mile.)
*October 30, 2012 by Sonja*

**Algebra2 (Please Check My work)**

Will you please check my work for me. 1)The equation of a parabola is shown. y=1/14X^2. What are the coordinates of the focus? (0,-3.5) <---- (0,-4) (0,7) 2)The equation x2 + (y + 3)2 = 36 models the boundary on a local map for which Darren can hear his friend Tom on his ...
*June 18, 2012 by Anonymous*

**AP CALCULUS!!! HELPP**

related rates: the base of a pyramid-shaped tank is a square with sides of length 12 meters, and the vertex pyramid is 13 meters above the base. the tank is filled to a depth of 5 meters, and water is flowing into the tank at the rate of 2 cubic meters er second. find the rate...
*April 14, 2011 by Raven*

**science**

For a machine with an efficiency of 80%, what is the work output of the machine if its work input is 2,000 joules? would i divide 2000/.80? which gives me 2500? Also, If a machine requires an effort force of 750 newtons applied over a distance of 2 meters, over what resistance...
*November 4, 2009 by please help(:*

**AP CALCULUS!! HELPPP URGENT**

related rates: the base of a pyramid-shaped tank is a square with sides of length 12 meters, and the vertex pyramid is 13 meters above the base. the tank is filled to a depth of 5 meters, and water is flowing into the tank at the rate of 2 cubic meters er second. find the rate...
*April 15, 2011 by Raven*

**geometry**

if a plane leaves a horizontal at an angle of 60 degrees and at 1 minute reaches a point of 12 miles how fast is the plane going.... "reaches a point of 12 miles" is ambiguous. Do you mean 12 miles in the air (elevation), perpendicular to the ground? Or, do you mean 12 miles ...
*October 15, 2006 by nick*

**pre-algebra**

your family is driving to houston,texas.A sign indicates that you are 700 miles from houston.Your car's trip odometer indicates you are 400 miles from home.YOu are traveling at an average speed of 60 miles per hour. A. write an expression for the distance(in miles) you will be...
*December 9, 2008 by Martin*

**Algebra 2 URGENT**

Solve the problem. Round the answer to the nearest hundredth. Please Show All Work! A garden is currently 4 meters wide and 7 meters long. If the area of the garden is to be doubled by increasing the width and length by the same number of meters, find the new dimension of the ...
*November 18, 2009 by Trisan*

**math**

Two hikers started at the same location. One traveled 2 miles east and then 1 mile north. The other traveled 1 mile west and then 3 miles south. At the end of their hikes, how many miles apart are the two hikers?
*April 10, 2009 by chris*

**math**

wendi went biking 4 days last week. the longest distance she rode in one day was 7 miles, and the shortest distance she rode was 3 miles.what is a reasonable total number of miles wendi biked during the 4 days?
*August 23, 2011 by stephanie*

**math**

the diamond taxi company charges an initial fee of $3.00 plus $2.00 per mile for each ride. a) using the table show the cost (C) of taking a taxi 0-5 miles number of miles cost(c) 1 ? 2 ? 3 ? 4 ? 5 ? can you show me to do the number of miles for 1 and then i'll try to do 2-5
*March 28, 2013 by Anonymous*

**math**

the diamond taxi company charges an initial fee of $3.00 plus $2.00 per mile for each ride. a) using the table show the cost (C) of taking a taxi 0-5 miles number of miles cost(c) 1 ? 2 ? 3 ? 4 ? 5 ? can you show me to do the number of miles for 1 and then i'll try to do 2-5
*March 28, 2013 by Anonymous*

**Math**

Two cars start from the same place and travel in the same direction. If one car travels at 60 miles per hour and the other travels at 45 miles per hour, in how many hours will they be 60 miles apart?
*February 10, 2010 by Karla*

**math**

mary jogged 5 7/10 miles on monday and 4 1/8 miles on tuesday. Raul jogged 6 1/2 miles on monday and 3 4/5 miles on tuesday. How much farther did raul jog on monday than tuesday.
*March 28, 2013 by Chris*

**Algebra**

Two trains start from the same place at the same time. They travel i~ opposite directions. One averages 60 miles per hour and the other averages 80 miles per hour. After how long will they be 420 miles apart?
*April 2, 2012 by LIbby*

**Math**

Middletown to star city is 232 miles. Middletown to Rileyville is 136 miles in the same direction. About how far is it Rileyville to Star city to the nearest hundred? How much difference is there between your estimate and the exact number of miles?
*October 18, 2012 by Ashley*

**math**

Middletown to star city is 232 miles. Middletown to Rileyville is 136 miles in the same direction. About how far is it Rileyville to Star city to the nearest hundred? How much difference is there between your estimate and the exact number of miles?
*October 18, 2012 by Ashley*

**PHYSICS PLEASE HELP QUICK**

An object with an initial speed of 4.0 meters per second accelerates uniformly at 2.0 meters per second2 in the direction of its motion for a distance of 5.0 meters. What is the final speed of the object? Vi=4m/s a=2.0m/s*s d=5.0m Vf=? Vf©÷=Vi©÷+2ad Vf©÷=(4m/s)©÷+ 2(2m/s©÷)(5m...
*October 5, 2006 by Katelyn*

**Physics**

The current in a river is 1.0 meters/second. Britney swims 300 meters against the current. If she normally swims with a speed of 2.0 meters/second in still water, how long does it take her to complete the trip?
*June 11, 2014 by LegitPhiz*

**Algebra**

Swimming space. The length of a rectangular swimming pool is 2x - 1 meters, and the width is x + 2 meters. Write a polynomial A(x) that represents the area. Find A(5). I have the polynomial being: A(x)=2x^2+3x If I find A(5): 2*5^2+3*5 2*25+15 65 meters. Is this right?
*October 27, 2008 by mchawk*

**physics**

a car moving at 15 meters per second skids to a stop in 20 meters. if the car travels at 45 meters per second, how far will it skid, assuming the same constant braking force
*December 12, 2010 by Anonymous*

**Physics**

ohn and Jack are planning to do a physics lab related to vectors. Starting at the door of their physics classroom, they walk 2.0 meters, south. They make a right hand turn and walk 16.0 meters, west. They turn right again and walk 24.0 meters, north. They then turn left and ...
*May 29, 2014 by Siobhan*

**Math**

The Honda Civic Hybrid vehicle, powered by gasoline-electric technology, gets 49 miles per gallon in city driving and 51 miles per gallon in highway driving. The car is driven 447 miles on 9 gallon of gasoline. How many miles were driven in the city and how many were driven on...
*April 17, 2009 by John*

**physics**

person must jump off a balcony at an angle of 20 degrees 10 meters above the ground and land in a window 3 meters away and 8.5 meters above the ground. What should the velocity be in order to make this jump?
*October 3, 2011 by Anonymous*

**physics**

person must jump off a balcony at an angle of 20 degrees 10 meters above the ground and land in a window 3 meters away and 8.5 meters above the ground. What should the velocity be in order to make this jump?
*October 3, 2011 by Anonymous*

**physics **

person must jump off a balcony at an angle of 20 degrees 10 meters above the ground and land in a window 3 meters away and 8.5 meters above the ground. What should the velocity be in order to make this jump?
*October 3, 2011 by Anonymous*

Pages: <<Prev | 1 | 2 | 3 | 4 | **5** | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>