Sunday

May 1, 2016
Number of results: 37,266

**calculus**

The width of a rectangle is measured as 12.3 cm, while the length is measured as 28.8 cm. The width measurement could be off by 1.2 cm, and the length could be off by .04 cm. Estimate the maximum possible error in calculating the area of the rectangle.
*December 9, 2011 by Jane*

**math**

jennifer has made a rectangle using 48 square titles. if she adds teh length and width of her rectangle together she gets a prime number . what is the length and width of jennifers rectangle??
*August 27, 2008 by syd*

**Mathematics**

The width of a rectangle is 20m less than twice its length. If the perimeter of the rectangle is more than 56m, find the minimum dimensions of the rectangle if each dmension in meters is an integer.
*December 6, 2015 by Sylvestre*

**algebra**

Suppose that the width of a certain rectangle is 1 inch more than one-fourth of its length. The perimeter of the rectangle is 32 inches. Find the length and width of the rectangle.
*September 8, 2015 by Rebecca*

**algebra**

Suppose that the width of a certain rectangle is 1 inch more than one-fourth of its length. The perimeter of the rectangle is 62 inches. Find the length and width of the rectangle.
*December 28, 2015 by Anonymous*

**beginning algebra**

The length of a rectangle is 1ft more than twice its width, and the area of the rectangle is 28ft^2 . Find the dimensions of the rectangle. l= w=
*February 9, 2011 by Rachal*

**math**

The area of a rectangle is 532 square units. Find the length and the width of the rectangle. One side of the rectangle is x+5 and the other is x-4
*August 6, 2013 by annaya*

** Help math**

The length of a certain rectangle is quadrupled and the width is tripled. What is the ratio of the area of the new enlarged rectangle to the original rectangle?
*December 13, 2013 by Kizzy *

**algebra 2**

The length of a rectangle is 5 less than 3 times the width. If the perimeter is 54 units, what is the length and the width?
*December 14, 2010 by Rachel*

**math**

a rectangle has a width of one less than the length . if the perimeter is 30 units , what is the length and width ?
*November 16, 2015 by joshua*

**math**

The width of a rectangle is 12 cm less than the length. The perimeter is 156 cm. Find the width and length.
*March 2, 2016 by Irene*

**Intermediate algebra, concepts and graphs**

How would I figure out another rectangle equation? The length of a rectangle is 4 meters less than 3 times the width. The perimeter is 24 meters. Find the width.
*June 8, 2013 by Lisa *

**Math**

The perimeter of rectangle Z is equal to its area.Rectangle Y has the same perimeter as rectangle Z.The length of rectangle Y is 5 inches and width of rectangle Z.
*April 26, 2013 by Iveth*

**Math-Algebra**

1. What is the base of a triangle if its area is represented by 3z^2+ √5z mm^2 and its height is z − √3 mm? 2. What will happen to the area of a rectangle if you do the follo+wing? a. multiply the length by 2 and use the same width b. multiply the width by 2 ...
*December 18, 2013 by McKenna Louise*

**algebra**

Perimeter of a rectangle. The width of a rectangle is three fourths of the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2 cm. Find the length and the width.
*March 12, 2011 by Anonymous*

**Math**

the length of a rectangle is three times of its width. if the length of the diagonal is 8 root 10cm then the area of the parameter of the rectangle ?
*July 29, 2015 by Ashu*

**math**

the length of a rectangle is 10 cm longer than the width. what is the area of the rectangle if the width is 15 cm?
*January 7, 2015 by viene*

**Algebra**

The length of a rectangle is 3 m less than the diagonal and the width is 8 m less than the diagonal. If the area is 84 m2, how long is the diagonal? Round your answer to the nearest tenth.
*June 4, 2015 by Devan*

**algebra1 HELP PLEASE**

The length of a rectangle is 4 m less than the diagonal and the width is 7 m less than the diagonal. If the area is 76 m2, how long is the diagonal? Round your answer to the nearest tenth.
*July 8, 2013 by lisa*

**math b**

the function for the perimeter of a rectangle is given as P=4x+6 a) Give an expression for the length of the rectangle in terms of the width. b) If the width is half the length, state a function for both the width and length describing the domain for which these fuctions exist.
*March 23, 2010 by phoebe*

**math **

the function for the perimeter of a rectangle is given as P=4x+6 a) Give an expression for the length of the rectangle in terms of the width. b) If the width is half the length, state a function for both the width and length describing the domain for which these fuctions exist.
*March 23, 2010 by phoebe*

**Algebra Math**

The length of a rectangle is two more than three times its width. The perimeter of the rectangle is 116. Determine the length and width of the rectangle.
*November 11, 2015 by Reid*

**MATH**

The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 144 feet, what is the length?
*September 12, 2014 by Barbara*

**math**

the length of a rectangle is 5cm ...the area of a rectangle is the same as that of a square whose is side measures 4cm..find the width of a rectangle
*January 9, 2013 by Ammon*

**math**

The length of a rectangle is 7 m less than triple the width. If w represents the width, write an expression for the length The length of a rectangle is 7 m less than triple the width. If w represents the width, write an expression for the length, l.
*August 18, 2014 by malcolm*

**Math**

A rectangle is to have a perimeter of 18m. the graph below shows the relationship between the area of the rectangle and its width. What is the width of the rectangle with the largest area?
*November 5, 2014 by Anonymous*

**math**

The length of a rectangle is 3 inches greater than the width. Write the polynomials that represent the area of the rectangle a= lxw l=w+3 therefore area= (w+3)(W)
*April 12, 2016 by kemi*

**Algebra**

Length of rectanngle is 1 cm more than width. If length of rectangle is doubled the area is increased by 30cm2. find dimensions of original rectangle.
*November 17, 2012 by Dipti*

**Mathematics-please help quick!!**

The lenght of a rectangle is 10cm greater than its width. The perimeter of the rectangle is 1m. A.Find the simplest expression for the perimeter for the rectangle if the width is x.B. Find the width of the rectangle. C. Calculate the area of the rectangle. Answers: A=20+x .B=...
*June 10, 2012 by Scraffii*

**Mathematics-please help quick!!**

The lenght of a rectangle is 10cm greater than its width. The perimeter of the rectangle is 1m. A.Find the simplest expression for the perimeter for the rectangle if the width is x.B. Find the width of the rectangle. C. Calculate the area of the rectangle. Answers: A=20+x .B=...
*June 10, 2012 by Scraffii*

**algrebra 1**

The area of a rectangle is 128 in². If the length is twice the width, what is the length of the rectangle? A) 64 in. B) 16 in. C) 8 in. D) 4 in. The length of a swimming pool is 22 ft. The width is 40 ft. If the volume of the pool is 2,500 ft³, which equation below could be ...
*February 3, 2011 by AP*

**Algebra**

The width of a rectangle is three fourths of the length. The perimeter of the rectangle becomes 50 cm when the legth and the width are each increased by two cm. Find the length and the width
*June 6, 2012 by Anonymous*

**Quadratic Equations**

The length of a rectangle is 5 ft more than the width. If the area of the rectangle is 36 sq. ft what are the dimensions of the rectangle? (Please provide steps/explanation to solve this problem.)
*March 29, 2009 by purpletree*

**math**

Two rectangle have an area of 630cm2 each. the difference in length of rectangle is 5cm and thier width is 3cm. find dimensions of rectangle.
*October 29, 2015 by sumrah*

**math**

if you have a rectangle using 24 squares tiles and if you add the length and the width of the rectangle together and get11. what is the length and width of your rectangle?
*September 14, 2011 by jason*

**math**

A rectangle was constructed using 24 square tiles. If you add the length and width of her rectangle together, you would get 11. What is the length and width of this rectangle?
*September 29, 2011 by Hannah*

**algebra & trigonometry**

The area of a rectangle is 12 square inches. The length is 5 more than twice the width. Find the length and the width. Thanks
*February 11, 2014 by daniel*

**algebra & trigonometry**

The area of a rectangle is 28 square inches. The length is 8 more than thrice the width. Find the length and the width. Thanks
*February 11, 2014 by daniel*

**math**

The length of a rectangle is 2 times its width and its perimeter is 42 cm. A ssquare is formed by putting together 2 rectangles like this. Find the length and width of the edge and the area of this square. "A ssquare is formed by putting together 2 rectangles like this." Like ...
*April 14, 2007 by kyle*

**Geometry**

the width of a rectangle is 25% of the length. The perimeter is 250 cm. Find the width and the length of the rectangle. (length = 100 cm and width = 25cm)
*April 10, 2011 by Valery*

**math**

the length of a rectangle is four times its width. if the area is 100 m2 what is the length of the rectangle?
*September 19, 2011 by cindy*

**algebra**

The area of a rectangle is 80ft square two. determine the length and width if the length is 5 times the width. Write the equation and solve.
*November 22, 2015 by jesus*

**math**

the length of a rectangle is 5 ft more than twice the width. a)if x represents the width of the rctangle, represent the perimeter of the rectangle in terms of x. b) if the perimeter if the rectangle is 2 ft more than eight times the width of the rectangle, find the dimensions ...
*September 12, 2009 by anthony*

**Math**

I don't understand this quadratic equation: The ratio of the measures of the length and width of a rectangle is 5:7. the area of the rectangle is 1,715 square feet. Find the dimensions of the rectangle.
*January 31, 2012 by Elizabeth*

**Math**

The length of a rectangle is 10cm greater than the width. The area is 551cm^2. Find the length and width
*March 8, 2012 by Marie*

**Math**

The length of a rectangle is 10cm greater than the width. The area is 551cm^2. Find the length and width
*March 9, 2012 by Heidi*

**Math**

The area of a rectangle is 189. The width is 2 meter longer than 1/3 the length. find the length and the width
*April 6, 2012 by Anonymous*

**Math**

a rectangle with an area of 200 square inches has a length and width in a ratio of 2:1. what are the length and width?
*January 27, 2014 by Cindy*

**math algebra 1**

The length of a rectangle is 2 m less than the diagonal and the width is 8 m less than the diagonal. If the area is 82 m2, how long is the diagonal?
*May 26, 2015 by cc*

**Pre algebra**

The width of a triangle is x-3 and the length is 2x-1. Write and solve an equation to find the perimeter and area of the rectangle if the measures of its length and width are in a 1:3 proportion
*May 25, 2011 by Ashley*

**math**

the lenght of a rectangle is one meter more more than two-thirds of the width. Find the length, width and area of the rectangle if the perimeter is 6 meters.
*November 17, 2012 by justin*

**Math**

The length of a rectangle is 1 meter more than 5 times it's width. The perimeter of the rectangle is 98 meters. Find the length and width of the rectangle.
*October 29, 2013 by Miah*

**maths**

the lenght of a rectangle exceeds its width by 7 m. if the width is decreased by 3m and the length decreasesd by 10 m the area is decreased by 95 sq. metres find the dimensions of the rectangle.
*October 16, 2015 by shehzad*

**Math**

answer to travis has designed a rectangle with an area of 59 square units. his rectangle is the smallest rectangle with whole number side lengths. what are the length and width of the rectangle, explain your reasoning. what is the perimeter of the rectangle? explain your ...
*April 10, 2011 by Nadia*

**Math**

Use the blue and green rectangles. a. Find the ratio of the length of the blue rectangle to the length of the green rectangle. Repeat this for width, perimeter, and area. Blue Length : Green Length = ft : ft = 1 : 2 Blue Width : Green Width = ft : ft = : Blue Perimeter : Green...
*November 17, 2015 by Dehlna*

**Math**

The length of a rectangle is twice the width. The area is 200 yd^2. Find the length and the width.
*April 12, 2008 by Mary*

**algebra**

THe length of a rectangle is twice the width. The area is 200yd^2. What is the length and width. Is this right L=20 w=10
*May 11, 2008 by Jack*

**algebra**

the length of a rectangle is twice the width. The area is 200yd^2. Find the length and the width.
*May 3, 2009 by allison*

**Algebra**

The length of a rectangle is twice the width. The area is 578 yd.^2. Find the length and width.
*November 21, 2011 by Kelly*

**math**

If the area of a rectangle is 84 square inches.How do i find its length and width? Length is (x+3) width is (x-2).
*November 1, 2012 by Michael*

**math ,correction**

Directions: Solve each of the following problems. Be sure to show the equation used for the solution. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 34 in., find the dimensions of the rectangle. Let L = length and W = width. L...
*February 5, 2007 by jasmine20*

**math-word problems with quadratics**

I have 5 questions... 1) The sum of two numbers is 12. Their product is 36. Find the two numbers. 2) The sum of two numbers is -15. Their product is -100. Find the two numbers. 3) The sum of two numbers is -8. Their product is 12. Find the two numbers. 4) The length of a ...
*May 1, 2007 by Dakota*

**5th grade math**

The length of a rectangle is a multiple of 5in. The width is 4.8 in. The area is between 80in.2 and 100in.2 What is the length of the rectangle? I an really confused on this problem! Please help & explain. thanks
*February 24, 2010 by Meghan*

**math**

The length of a rectangle is 3 cm less than twice its width. If the length is decreased by 2 cm and the width is decreased by 1 cm, the perimeter will be 24 cm. find the dimensions of the original rectangle. Find X, 'find equation, and find answer plz.
*October 21, 2015 by max*

**math**

The length of a rectangle is three times its width. If the area of the rectangle is 48, what is its length?
*December 6, 2013 by kim*

**Math**

The area of a square mirror is 256 in squared. A rectangle mirror has a width the same as the square mirror width. Its length is 2 in longer than its width. What is the area of the rectangle mirror?
*August 28, 2013 by Anonymous*

**Math**

The area of a square mirror is 256 in squared. A rectangle mirror has a width the same as the square mirror width. Its length is 2 in longer than its width. What is the area of the rectangle mirror?
*August 28, 2013 by Rylie *

**MATH0098**

The length of a rectangle is 3ft more than twice its width, and the area of the rectangle is 54ft^2 . Find the dimensions of the rectangle. The other problem worked but how do you SOLVE it. I need to be able to do similar problems. I know the factors multiply to get the area ...
*February 27, 2013 by Anonymous*

**Math help please**

1. The ordered pairs (0, 1), (1, 4), (2, 16), (3, 64), and (4, 256) represent a function. What is a rule that represents this function? y = 4^x y = 4x y = x^4 y = x + 4 2. Consider the relationship between the height of a tree and time. Time would be considered which of the ...
*November 22, 2013 by Charlotte*

**math**

length of the rectangle is five more than twice its width .area of the rectangle is 52 sq meter. find the length of the rectangle have my own sol. pls. continue L=5+2w LW=52 (5+2w)w=52 2w^2+5w=52 2w^2+5w-52=0 soo. pls could someone continue this~?
*August 11, 2015 by al sah him*

**algebra**

The length of a rectangle is 5 inches longer than its width. Its perimeter is 45 inches. Let w equal the width of the rectangle. Write an expression for the length in terms of the width. Use expressions for the length and width to write an equation for the perimeter, on the ...
*January 19, 2012 by james*

**Math**

Length of a rectangle is 5 cm less than twice its width. The perimeter of the rectangle is 26 cm
*October 1, 2013 by John*

**Algebra 1**

Okay one last one that I've spent all night truing to figue out. 2. The width of a rectangle is 6 cm longer than its length. Its perimeter is more than 36 cm. Let l equal the length of the rectangle. a. for the width in terms of the length. W= l + 6= <36 b. Write an ...
*January 11, 2013 by Miranda*

**math**

The length of a rectangle is twice the width. If the length is increased by 6, and the width is doubled, a new rectangle is formed whose perimeter is 20 more than the perimeter of the original rectangle. Find the dimensions of the original rectangle.
*October 30, 2015 by jackie*

**Math**

Then length of a rectangle is 5 less than 2 times the width, write a polynomial for the perimeter and a polynomial for the area.
*April 18, 2016 by Bobert*

**alg 1**

the perimeter of a rectangle is 24 m. the width is 30 m less than five times the length. find the dimentions of the rectangle.
*February 13, 2015 by joe*

**mensuration**

the area of square is 4 times the area of rectangle .the length of the rectangle is 25cm and its breadth is cm less than one fifth of its length.what is the perimeter of square.
*March 17, 2015 by niraj*

**geometry**

If the length of a rectangle is twice its width, w, write an expression to represent the perimeter of the rectangle. If the perimeter of the rectangle is 72 inches, what is the length and width of the rectangle?
*September 6, 2011 by Maddie*

**alegbra1**

The length of a rectangle is twice the width. If the length is increased by 4 inches and the width is decreased by 1 inch, a new rectangle is formed whose perimeter is 198 inches. Find the dimensions of the original rectangle.
*October 19, 2007 by anonymous*

**6th grade/math**

I dont understand can you help me? Alicia has made a rectangle using 24 square tiles. If she adds the length and width of her rectangle together, she gets 11. What is the length and width of Alicia's rectangle?
*September 10, 2010 by Lexi*

**Calculus**

The length of rectangle is increasing at a rate of 8cm/s and its width is increasing at a rate of 3cm/s. When the length is 20cm and the width is 10cm, how fast is the area of the rectangle increasing?
*October 11, 2012 by Chelle*

**math**

The length of a rectangle is 7 cm longer than the width. The perimeter is no less than 38 cm. Find the smallest possible dimensions of the rectangle.
*July 15, 2013 by vinci*

**math,algebra**

Can someone help me just to do the setup of this the two equations. I can do the rest is just the step up THAT I AM HAVING DIFFICULTY. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 52in. wHAT IS THE LENGTH AND WIDTH OF THE ...
*April 12, 2007 by jasort120*

**Algebra 1**

This is a five step problem: The width of a rectangle is 6 cm less than the length. A second rectangle, with a perimeter of 54 cm, is 3 cm wider and 2 cm shorter than the first. What are the dimensions of each rectangle. I just don't understand how to write the equation, if ...
*November 15, 2007 by Elizabeth*

**algebra 1**

the width of a rectangle is 3 less than twice the length x. if the area of the rectangle is 43 square feet, which equation can b e used to find the length in feet. f. 2x(x-3)=43 g. x(3-2x)=43 h.2x+2(2x-3)=43 g. x(2x-3)=43 is it f. 2. sasha and lakeisha went to the shopping ...
*April 14, 2014 by angela*

**Geometry**

The length of a rectangle is 1cm longer than its width. If the diagonal of the rectangle is 4cm, what are the dimensions(the length and the width)of the rectangle? L=W-1 Diagonal = sqrt(L^2 + W^2) substitutuet for L in the second equation, solve for W.
*June 9, 2007 by Audrey*

**Math (Algebra)**

The width of a rectangle is fixed at 7cm. Determine (in terms of an inequality) those lenghts for which the area will be less than 161cm squared. The length must be less than ? cm. (simplify your answer) The solution is {L l L < ? cm.} (simplify your answer)
*September 24, 2009 by Lola*

**Algebra**

How do you calculate the area of a rectangle. area of a rectangle is length x width.
*August 19, 2007 by Joshua*

**math**

if x represents width of rectangle & length is 4 less than 3 times the width? How would I translate this in numbers?
*June 29, 2015 by mmv*

**ALGEBRA WORD PROBLEM! HELP!**

And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle? The width of the rectangle is 43.5 and the length of the rectangle is 87. All together when you add it up it will make 90 cm squared. If ...
*January 23, 2007 by Judy*

**math**

Find the dimensions of a rectangle having an area of 10 square centimeters and whose width is 3 centimeters less that its length.
*December 17, 2012 by LP*

**math**

the width of a rectangle is one half its length. the perimeter of the rectangle is 54cm. what are the width and length of the rectangle.
*August 27, 2010 by jennifer*

**Math**

A rectangle has a perimeter of 20 cm. The length of the rectangle is 1 more than twice the width. What is the measurement of the length and width of the rectangle?
*November 4, 2015 by Paul*

**Math. fast please!**

The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The diagonal D and each pair of ...
*June 1, 2007 by Emily*

**Math Symbols**

Let "p" represent 'the area of rectangle ABCD is 50 square inches'. Let "q" represent 'the perimeter of rectangle ABCD is 30 inches'. Let "r" represent "the length of rectangle ABCD is twice the width" My question: use symbols to represent the collowing conjunction: The area ...
*August 21, 2006 by Kasey*

**math**

Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50 inches. The formula for the perimeter of a rectangle is P=2L+2W. a) Set up an equation for the perimeter involving only L, the length of the rectangle. B) ...
*May 11, 2010 by tasha*

**Math-II**

Rectangle A and B are similar. The ratio of rectangle B's width to rectangle A's width is 3:2. Rectangle A has a length of 24 inches and a width of 16 inches. What is the perimeter of rectangle B?
*November 19, 2012 by jezzaD.*

**Algebra**

A rectangle was 25 cm longer than it was wide. A new rectangle was formed by decreasing the length by 6 cm and decreasing the width by 5 cm. The area of the new rectangle was 585 cm squared. Find the dimensions of the original rectangle.
*January 29, 2013 by Joseph*

**math**

A rectangle has a perimeter of 24 and an area of 35 square feet. What is the length and width of the rectangle?
*February 23, 2011 by Jess*

**algebra**

The length of a rectangle is 3x + 4/4x^2-4 and and the width is8x − 8/6 the area of the rectangle is a)1 b)2 c)x+1/x-1 d)4 please help!
*October 2, 2011 by tina*