# Please Help!! Louis is planning to mow a rectangular yard that is 20 feet longer than it wide. He wants to find its width if its area is 1125 square feet. Which equation models this problem? A. 20w2 = 1125

19,406 questions, page 64-
## algebra

a painter charged $320 to paint two walls that measure 12 feet by 9ft and two walls that measured 10 ft by 9 ft. The client asks him to return to paint two walls that measue 15 ft by 12 ft and two walls that measure 18.5 feet by 12 ft. If the painter

*asked by bobby on September 30, 2013* -
## geometry

Suppose you have a conical shaped tent that you will use for camping. You want to ring along a tarp to fully cover the lateral area in case of inclement weather. The tent is 13 feet across and stands 8 feet high. What is the lateral area that the tarp

*asked by Peter on May 27, 2018* -
## Calculus

A rescue helicopter drops a crate of supplies from a height of 160 feet. After t seconds, the crate is 160 - 16t^2 feet above the ground. a) Find the velcocity of the crate at t=1 b) With what velocity does the crate strike the ground? for a do i just find

*asked by Kyle on October 16, 2011* -
## Pre-Algebra Checkk

1. Convert the rate using dimensional analysis. 30 miles/hour = _______ feet/second a. 0 b. 44 c. 43 d. 2 answer: b 2. Convert the rate using dimensional analysis. 16 feet/second = _____ yards/minute a. 240 b. 120 c. 10 d. 320 answer: b Can someone check

*asked by Cheryl on May 9, 2011* -
## Can someone check these answer for me?

Multiple Choice 1. Over time, a particular plant has developed a longer stamen. Which of the following is a possible advantage of having a longer stamen? (1 point) A longer stamen could ensure that an insect brushes against an anther and picks up pollen.**

*asked by josh on October 17, 2013* -
## science plz help right now!!!!

Multiple Choice 1. Over time, a particular plant has developed a longer stamen. Which of the following is a possible advantage of having a longer stamen? (1 point) A longer stamen could ensure that an insect brushes against an anther and picks up pollen. A

*asked by josh on October 17, 2013* -
## algebra

making linear equation from word problem An airspeed indicator on aircraft is affected by changes in atmospheric pressure at different altitudes. A pilot can estimate the true airspeed by observing the indicated airspeed and adding it about 2% for every

*asked by mary on September 26, 2012* -
## English

1.It was built entirely by hand. 2.Several Chinese states began to build walls for protection. 3.The Ming government began rebuilding the crumbling ruins in the fifteenth century, and much of their work remains today. 4.The wall is as high as thirty-five

*asked by Hayley on November 29, 2010* -
## English

Which simple sentence has a compound verb? A. Becky and I weren't sure. B. Anne wanted a surprise party for Carrie. C. We have been planning the party since April. D. Finally, we voted and decided against a surprise.

*asked by Britney on April 15, 2015* -
## Grammar

Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. Mark each verb used in bold and, in parentheses, identify the specific tense used.

*asked by Audrey on July 28, 2010* -
## grammar

• Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. • Mark each verb used in bold and, in parentheses, identify the specific tense used.

*asked by anna on April 28, 2010* -
## 1st grade Math Fair

My school is planning a Math Fair. Each grade will compete with same grade team members. The rules are: TO make it fun and use Al. math strands . The problem is I don't know where or how to begin this project. Can anyone help?

*asked by Joyce on January 1, 2010* -
## calculus

You are planning to make an open-top box from an 12 in by 12 in piece of cardboard by cutting congruent squares from the corners and folding up the sides. What are the dimensions (of the 3 sides) of the largest volume you can make this way?

*asked by jim on May 19, 2009* -
## English

(08VerC27-31) Identify and circle the one underlined word or phrase that should be corrected. 1.Rita enjoyed to be(A) able to meet(B) several(C) members of Congress during her vacation(D). 2.Several delegates(A) flew from England to greeting(B) the

*asked by Bayarbold on June 23, 2011* -
## ALGEBRA (MAT 117)

2. The D = 1.2(sqrt)h equation gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. Long’s Peak in the Rocky Mountain National Park, is 14,255 feet in elevation. How far can you

*asked by Paradise on January 11, 2009* -
## ALGEBRA-MAT 117

The equation D=1.2(SQRT)H gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. A. Solve this equation for h. B. Long’s Peak in the Rocky Mountain National Park, is 14,255 feet in elevation. How far can you see

*asked by Paradise on January 11, 2009* -
## MATH

The height h in feet of an object after t seconds is given by the function h=-16t^2+60t+9.... How long will it take the object to hit the ground? Round your answer to the nearest thousandth.... when it hits the ground, h is zero. So you have a quadratic

*asked by TB on June 24, 2007* -
## Geometry

Below is a worksheet I have to do for my geometry class. I am not sure about the answers I have given and I have no clue about the ones not answered. Any help will be much appreciated and thank you in advance. A. Determine the number of triangulations for

*asked by Angie on October 24, 2012* -
## Business Communication

____________is an example of communication. a. Planning the plotline of a book that you plan to write. b. Setting a reminder text on your cell phone c. Updating your status on a social networking site. d. Listening to classic tunes on an MP3 player. I

*asked by anonymos on November 17, 2014* -
## MTH/208

East Battle Lake in Minnesota covers an area of about 1950 acres or 8.5X10^7 square feet and its average depth is about 3.2x10^1 feet. a. Estimate the cubic feet of water in the lake. (hint: Volume=area x average depth.) b. One cubic foot of water equals

*asked by Juana on May 1, 2011* -
## Algebra

On its first three plays in a football game, the offense gains 6 yards,loses 5 yards, and then gains 7 yards. Write an equation that could be used to find y, the number of yards needed on the fourth play for the overall 10-yard gain required for the first

*asked by Rachel on January 6, 2009* -
## algebra

The loudness, L L, of a sound (measured in decibels, dB) is inversely proportional to the square of the distance, d d, from the source of the sound. Round to 3 decimal places. A person 15 feet from a jetski, it is 75 decibels loud. How loud is the jetski

*asked by sam on February 9, 2016* -
## Calculus

sand is falling into a conical pile so that the radius of the base of the pile is always equal to one half its altitude. of the sand is falling at the rate of 10 cubic feet per minute, how fast is the altitude of the pile increasing when the pile is 5 feet

*asked by Inkiena on July 2, 2013* -
## calculus

Sand is falling into a conical pile so that the radius of the base of the pile is always equal to one half its altitude. If the sand is falling at the rate of 10 cubic feet per minute, how fast is the altitude of the pile increasing when the pile is 5 feet

*asked by Andrea on February 27, 2016* -
## Math "Need Help Asap"!

9.)Which hill described in the table is the steepest? Explain.' (Table) Street Horizontal Distance (ft) Vertical Rise Dixie Hill 80 40 Bell Hill 80 20 Liberty Hill 80 60 A.Bell Hill; it rises 1 foot for every 4 feet of horizontal travel. B.Dixie Hill; it

*asked by #FreeGucci on April 13, 2016* -
## Math

9.)Which hill described in the table is the steepest? Explain.' (Table) Street Horizontal Distance (ft) Vertical Rise Dixie Hill 80 40 Bell Hill 80 20 Liberty Hill 80 60 A.)Bell Hill; it rises 1 foot for every 4 feet of horizontal travel. B.)Dixie Hill; it

*asked by #FreeGucci on April 12, 2016* -
## calculus

A growing boy who is 4 feet tall stands 8 feet from a 12 foot lamp post. The boy is growing at the rate of 3/4 inches per year. How fast is his shadow growing (in inches per year)?

*asked by josh on November 25, 2011* -
## Intermediate Algebra

A fire is raging in an apartment house. you see kids in a window in an upstairs window. the window is 24 feet off the ground. you have a ladder, but it only extends to 30 feet, how far from the house must you place the ladder to reach the kids?

*asked by Anonymous on December 16, 2012* -
## Math

A turtle is at the bottom of a 12 foot well. Each day it crawls up 3 feet, but each night it slips back 2 feet. After how many days will the turtle reach the top of the well? ANSWER: The turtle will reach the top of the well after [ ] days... Thanks

*asked by Jenna on September 5, 2011* -
## calclus

A fish is reeled in at a rate of 1 foot per second from a bridge 15 feet above the water. At what rate is the angle between the line and the water changing when 25 feet of line is out? (Assume the fish stays near the surface of the water.)

*asked by Brian on November 2, 2016* -
## Math

A picture must be hung on a wall were the distance from the floor to ceiling is 8 feet. The center of the picture mist be 5 1/4 feet from the floor. Determine the distance from the ceiling to the top of the picture frame How do I do this problem? Thanks!!

*asked by Ld on January 20, 2013* -
## Math

a turtle is at the bottom of a 11 foot well. each day it crawls up 5 feet, but each night it slips back 3 feet. after how many days will the turtle reach the top of the well? the turtle will reach the top of the well after ___ days THANK YOU

*asked by Jessica on June 2, 2015* -
## Calculus

A baseball player hits a baseball from home base towards second base with a velocity of 90 feet/second. At that same moment, he runs from home base towards first base at 30 feet/second. Find the rate of change of the distance between him and the baseball

*asked by Nick on October 27, 2015* -
## Math

Jasmin needs 3/8 yard of fabric for each stripe of a striped quilt she is making. There are 14 stripes on the quilt. How many yards of fabric does Jasmin need?

*asked by Kelly on December 1, 2015* -
## math

my math homework tells me to find the area of a circle using it's circumference. the circumference given was 6π yd. (6 pi yard). can someone explain to me how to find the area?

*asked by kara on September 7, 2011* -
## Business math

A wholesaler ordered 14 bolts of drapery fabric $5.50 per yard. Each bolt had 60 yards. The order qualified for a quantity discount of 2% the merchandise was shipped FOB factory freight charges of $21.80 were prepaid. The invoice was dated March 18 with

*asked by Jasmine Rodriguez on January 30, 2016* -
## Math

A plane was flying at an altitude of 30,000 feet when it began the descent toward the airport. The airplane descends at a rate of 850 feet per minute. a. What is the function rule that describes this situation? b. What is the altitude of the plane after it

*asked by Shakira on January 12, 2014* -
## Physics please help!!

A school yard teeter totter with a total length of 5.46 m and a mass of 35.9 kg is pivoted at its center. A 17.7 kg child sits on one end of the teeter totter. Where should a parent push with a force of 272 N in order to hold the teeter totter level?

*asked by Megan on March 4, 2011* -
## Math

Kim throws her basketball up from the ground toward the basketball hoop from a distance of 20 feet away from the hoop. The ball follows a parabolic path and returns back to the gym floor 5 feet from the hoop. Write one possible equation to represent the

*asked by Harpreet on May 30, 2016* -
## Calculus

The size of a parcel despatched through the post used to be limited by the fact that the sum of its length and girth (perimeter of the cross section) must not exceed 6 feet. What was the volume of the largest parcel of square cross- section which was

*asked by Anonymous on December 14, 2016* -
## ap calc

A pool, that is 12 feet wide and 18 feet long, is to have a sidewalk of uniform length constructed around its perimeter. a. write the equation for the area A, of the pool with the sidewalk b. determine the domain of the area of the pool with the sidewalk

*asked by MUFFY on October 10, 2009* -
## Algebra

The length of time, t (in seconds), it takes the pendulum of a clock to swing through one complete cycle is a function of the length of the pendulum in feet. Defined by: t = f(L) = 2pi sqrt L/32 A.Rewrite the formula using fractional exponents. B.Determine

*asked by Skipper on April 14, 2016* -
## Maths

The size of a parcel despatched through the post used to be limited by the fact that the sum of its length and girth (perimeter of the cross section) must not exceed 6 feet. What was the volume of the largest parcel of square cross- section which was

*asked by Scotty on December 13, 2016* -
## Maths

The size of a parcel despatched through the post used to be limited by the fact that the sum of its length and girth (perimeter of the cross section) must not exceed 6 feet. What was the volume of the largest parcel of square cross- section which was

*asked by Alexander on November 24, 2016* -
## Math

The empty gas tank of the truck needs to be completely filled. The tank is shaped like a cylinder that is 4 feet long with a diameter of 2.4 feet. Suppose gas is poured into the tank at a rate of 1.7 thirds of a foot per minute. How many minutes does it

*asked by Beenda on March 10, 2017* -
## Algebra

The floor of the studio is covered with 615 square tiles that measure 2 feet by 2 feet. The owner of the studio replaced the tiles last year. The tiles cost $15 for a set of 8 and $2 for each additional tile. What is the monthly increase the owner charged

*asked by Aimee on February 26, 2013* -
## math

Sue stacked one box onto another. The bottom box had the height of 2 1/3 feet and the top box had the height of 3 2/3 feet. How tall were the stacked boxes?

*asked by Sonya on June 19, 2014* -
## geometry

A tower casts a shadow of 64 feet. A 6-foot tall pole near the tower casta a shadow 8 feet long. How tall is the tower.

*asked by Marion on March 23, 2011* -
## math

Mrs.rushford began to hike at an elevation of negative 40 feet. her elevation decreased by 90 feet in one hour what was Ms.rushford elevation after 1 hour

*asked by brooke on November 14, 2010* -
## math

a rectangle has an area of 20 square feet. A similar rectangle has an area of 180 sq feet. What is the ratio of the area of these similar rectangles? Is it 9 or maybe 3000??? Not sure. Please help....

*asked by shaun on December 11, 2014* -
## Math

A rectangle has the area of 25 square feet. A similar rectangle has an area of 240 square feet. What is the ratio of the area of these similiar triangles?

*asked by Anonymous on March 1, 2017* -
## Maths

A15- foot ladder is leaning against a 30- foot wall. The bottom end of the ladder is 9 feet from the wall. How many feet above the ground does the ladder touch the wall. Can someone please help me with this question

*asked by Alana on October 24, 2013* -
## misc.

if something says your pursuing a college degree does that mean your in college are are planning in the future to go to college?

*asked by Sara on May 27, 2011* -
## algebra

mary wants to put square tiles on the kitchen floor. The tile she has selected is 12 inches on each side and comes in boxs of20 tiles for $54 per box. Her kitchen is 15 feet 8 inches log and 5 feet 9 inches wide. How many boxes of tile will she need and

*asked by Brianna on September 2, 2014* -
## Pre-Calculus

A person flying a kite holds the string 4 feet above ground level. The string of the kite is taut and makes an angle of 60° with the horizontal (see the figure). Approximate the height of the kite above level ground if 500 feet of string is payed out.

*asked by Tim on February 25, 2016* -
## physics

A buoy oscillates in simple harmonic motion according to the motion of waves at sea. An observer notes that the buoy moves a total of 6 feet from its lowest point to its highest point. The buoy returns to its highest point every 15 seconds. Amplitude: 6

*asked by Help on March 21, 2012* -
## intermediate algebra

A projectile is launched directly upward from the top of a 112 - foot building with an initial velocity (speed) of 96 feet per second. This translates to the h(t) = -16t^2 + 96t + 112 where h(t) is the height of the projectile in feet and t is the time in

*asked by jennifer on November 6, 2008* -
## algebra Please help

.A toy rocket is shot vertically into the air from a launching pad 5 feel above the ground with an initial velocity of 72 feet per second. The height h, in feet, of the rocket above the ground as t seconds after launch is given by the function

*asked by Ann on June 2, 2015* -
## physics

A buoy oscillates in simple harmonic motion according to the motion of waves at sea. An observer notes that the buoy moves a total of 6 feet from its lowest point to its highest point. The buoy returns to its highest point every 15 seconds. Amplitude: 6

*asked by Help on March 21, 2012* -
## math

A building is 900 feet tall and 150 feet wide. A scale model of the building is 3 feet tall. Which proportion can be used to find the width, w , of the scale model? A 900 150 = 3 w B 900 3 = w 150 C 150 900 = 3 w D 150 3 = 900 w

*asked by Anna on December 19, 2018* -
## Language Arts

Underline the main verb in each sentence. Write present, present participle, past, or past participle to label the main verbs. 1. Randy's class studies world history. - underlines class studies and this is present participle 2. The students are reading

*asked by Patrick on December 1, 2015* -
## Chemistry

What is the (simplified) meaning of Zn(s) + 2MnO2(s) ZnO(s) + Mn2O3(s) [e° = 1.43 V]? Please answer soon, because I will not be in class too much longer and I have no internet access at home. Thank you in advance!

*asked by Ani on February 11, 2015* -
## Math

what is the distance between two buildings, the shorter one is 200 meters with a depression of 20degrees and the longer one's height is unknown with an elevation of 10degrees

*asked by Nai on June 4, 2017* -
## Physics

Starting from rest, a skier slides 100 m down a 28 degree slope.How much longer does the run take if the coefficient of kinetic friction is 0.17 instead of 0?

*asked by James on May 27, 2013* -
## Biology

if the number of ____ in an atom is changed, it is no longer the same element. a)proton b)neutron c)electron I'm thinking it's A, what do you think? It could be multiple answers, too.

*asked by Macy on February 9, 2015* -
## Sam, Spanish

Don't miss the lengthy explanation of what you were doing last night with object pronouns replacing nouns. Hopefully you will be confused no longer! Sra

*asked by SraJMcGin on February 3, 2009* -
## Micro Economics

Resources are being used efficiently when 1. scarcity is not longer an issue 2. they are also used equitably 3. every opportunity to make people better off has been utilized 4. there are still gains from trade available

*asked by Drake on February 15, 2009* -
## english

IT is one of the things we fear the most Despite all that it can give it also often takes away and is constant while we live even in death it has its way when we no longer do we see it in the setting sun and at night time too

*asked by kemp on July 18, 2008* -
## Math - Word problem

I posted this earlier and received a reply - but the reply doesn't make sense. I drew up a picture of what was posted, but the figure comes out to finding the hypotenuse of a triangle that is 16x14 - not 16x10. What am I not seeing? Original problem: There

*asked by Mary on November 9, 2014* -
## Math (Sorry, Forgot to add Part B)

The Pleasant Valley Library is moving to a larger building. To get ready for the move, the staff is packing all of the books into boxes. The library owns 35,000 books. On average, each book measures 8 inches by 10 inches by 2 inches. Each box measures 2

*asked by Robert on September 5, 2007* -
## math

A tower 125 feet high stands on the side of a hill. At a point 240 feet from the foot of the tower measured straight down the hill, the tower subtends an angle of 25 degrees. What angle does the side of the hill make with the horizontal?

*asked by math help on January 3, 2014* -
## math

A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate of change in the submarine's elevation is no greater than -12 feet per second. Can the submarine reach the entrance to the cave

*asked by Tim on November 7, 2015* -
## math

the function h(x)=1/98x^2 describes h(x), the height of part of a roller coaster track, where x is the horizontal distance in feet from the center of this section of the track. The towers that support this part of the track are the same height and are 150

*asked by Anonymous on August 22, 2013* -
## math

A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate of change in the submarine's elevation is no greater than -12 feet per second. Can the submarine reach the entrance to the cave

*asked by Tim on November 7, 2015* -
## math

A tower 125 feet high stands on the side of a hill. At a point 240 feet from the foot of the tower measured straight down the hill, the tower subtends an angle of 25 degrees. What angle does the side of the hill make with the horizontal?

*asked by math help on January 3, 2014* -
## math

Mark has a square shaped tulip bed in his garden. The area of the tulip bed is 400 square feet. Mark wants to put a low border fence around the tulip bed. Explain how to find the number of feet of fencing that he will need.

*asked by HELP!!! on February 2, 2012* -
## Pre-Cal

A person flying a kite holds the string 4 feet above ground level. The string of the kite is taut and makes an angle of 60 degrees with the horizontal. Approximate the height of the kite above level ground if 500 feet of string is payed out.

*asked by Aaron on July 17, 2010* -
## geometry

Kendra is flying a kite 35 feet in the air. The angle of depression from the kite to where Kendra holds the string is 32 degrees. If Kendra holds the string 3 feet off the ground, what is the distance from her hands to the kite? Round your answer to the

*asked by david on December 3, 2013* -
## Math

Suppose you have a sailboat with one triangular sail. The base of the sail is 4x feet and it's height is 3x + 10 feet. Write a binomial that in terms of x for the area of the sail. Hint: The area of a triangle is 1/2 of the area of a rectangle.

*asked by Angel007 on August 4, 2005* -
## math

A tower 125 feet high stands on the side of a hill. At a point 240 feet from the foot of the tower measured straight down the hill, the tower subtends an angle of 25 degrees. What angle does the side of the hill make with the horizontal?

*asked by math help on January 3, 2014* -
## law

can somebody who has done LLB advice me on studyn for da first year exam in may..i fear cz i was not really in touch n i doubt whethr i can score well for all 4 subjects(criminal/contract/constitution/english legal system) pls advice me how to pass all

*asked by ruwangi on February 12, 2012* -
## Early Child Ed.

Would the best answer for this question be: #1 or #3? A change that takes place from young preschoolers to older preschoolers is inner speech. This is shown through the child: 1. planning ideas in his head. 2. carrying on conversations with himself. 3.

*asked by Juanita on September 1, 2007* -
## BUSINESS

Terry realizes that the draft of her memo announcing a new suggestion system mentions who will be evaluating the suggestions on both the first and second pages, so she deletes the second reference and adds a little more to the first. What part of the

*asked by Anonymous on May 30, 2010* -
## Business Communication

Terry realizes that the draft of her memo announcing a new suggestion system mentions who will be evaluating the suggestions on both the first and second page, so she deletes the second reference and adds a little more to the first. What part of the

*asked by terrie on November 24, 2010* -
## algebra

The equation D=1.2times square root h gives the distance, D, in miles a person can see to the horizon from a height, h, in feet. a. sovle for h. b. Long's Peak is 14,255 feet in elevation. How far can you see to the horizon for Long's Peak? Can you see

*asked by Carson on March 6, 2010* -
## Sophia

The following formula relates the distance S (in feet) traveled by a vehicle during an emergency stop to the time T (in seconds) it takes to arrive at a complete stop: s(t)=16t^{2} At the scene of an accident, Bill uses skid marks to determine the braking

*asked by Matt on August 12, 2015* -
## math

Sybil is planning a trip to Paris. She estimates that 1 euro is worth about 1.2 U.S. dollars. Her budget for the trip allows $150 per night for a hotel room. What is the maximum number of euros she should pay for a room?

*asked by Sarah on August 11, 2010* -
## writing

Write five sentences about the role of education in successful financial planning in the spaces on the following page. Correctly use a different verb tense in each sentence. Highlight each verb in yellow and identify the tense in parentheses.

*asked by duggyfresh on November 4, 2010* -
## Math

lee and his family are planning a hiking trip on the Appalachian trail. they are packing food in 2lb bundles. how many bundles can they make with 36 lb of food? write a number sentence to help you solve this problem.

*asked by Vivian on May 20, 2013* -
## com170

Write five sentences about the role of education in successful financial planning in the spaces on the following page. Correctly use a different verb tense in each sentence. Highlight each verb in yellow and identify the tense in parentheses.

*asked by joe on February 10, 2011* -
## Math

Nikki is planning a program of recordings by Chicago jazz clarinetist Benny Goodman.The program will include:BG and the Big Tea in NYC, The Birth of Swing, after You've gone, and Avalon. If Avalon is to be first,how many different orders are possible?

*asked by Kayla on April 15, 2010* -
## statistics

At a ski area in Vermont, the daytime high temperature is normally distributed during January, with a mean of 22°F and a standard deviation of 10°F. You are planning to snowboard there this January. What is the probability that you will encounter daytime

*asked by Rose on April 23, 2010* -
## statistics

At a ski area in Vermont, the daytime high temperature is normally distributed during January, with a mean of 22°F and a standard deviation of 10°F. You are planning to snowboard there this January. What is the probability that you will encounter daytime

*asked by john on April 29, 2010* -
## travel

a train travel 70 feet in 1/10 seconds at the same speed how many feet will it travel in 3 /12 seconds?

*asked by Anonymous on March 7, 2014* -
## math

How many 2 1/4 feet long strips of ribbon can be cut from a ribbon that is 7 1/2 feet long

*asked by Rebecca on September 4, 2015* -
## math

how do you find the perimeter of four and one half , three and one half , three and two thirds ,two and two thirds and eight feet and one feet

*asked by micah on January 17, 2011* -
## Math help ms sue.

Multiple Choice 1. Write the ratio in the simplest form. 45:15 (1 point) 9:3 3:1 1:3 4:1 2. Solve the following proportion. r over five equals nine over twenty-one (1 point) r = 2.14 r = 9 r = 11.66 r = 37.8 3. Sarah’s mother has a miniature village

*asked by josh on December 16, 2013* -
## Math

A circular swimming pool is 4 feet deep and has a diameter of 15 feet. If it takes 7.5 gallons of water to fill one cubic foot, to the nearest whole number, how many gallons are needed to fill this swimming pool. Diameter = 2r A = π r^2 V = 4A W = 7.5V

*asked by Anonymous on March 15, 2011* -
## Algebra

Amy throws a softball in the air with an initial velocity of 50 feet per second. She throws the softball from a height of 6 feet. The height of the softball, h, is modeled by the function h (t) = -16t^2 + 50t + 6, where t is the time in seconds. How high

*asked by Bridge on February 23, 2016* -
## Geometry

We have a 17 by 20-foot garden. We want to pour cement for a sidewalk 3 feet wide around the garden. To make the forms for the cement, we will need to buy some 2 by 4 inch lumber. How many feet of 2 by 4 inch lumber will we need just for the perimeter of

*asked by Anonymous on March 11, 2011*

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