Sunday

October 26, 2014

October 26, 2014

Number of results: 67,733

**Algebra**

The length of a rectangle is three times its width. If the area of the rectangle is 300cm, find its perimeter.
*April 21, 2011 by Shay*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*December 2, 2013 by J*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*December 2, 2013 by J*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*December 2, 2013 by J*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*December 2, 2013 by J*

**Geometry**

The diagonal of a rectangle are 24 inches long intersect at an angle of 60°.Find the perimeter of the rectangle.Pls help me.
*December 2, 2013 by J*

**Math **

a rectangle's width is one-seventh its length, its perimeter is 160m. find the dimensions of the rectangle.
*June 26, 2014 by Keya *

**math**

a rectangle's width is one-fifth its length, its perimeter is 60m. find the dimensions of the rectangle
*June 26, 2014 by Keya*

**math**

the width of a rectangle is two thirds its length. if the perimeter is 180 meters find the rectangle.
*September 10, 2014 by shiva singh*

**math**

The perimeter of a rectangle is 90 cm. Its width is half its length. Which equation could be solved to find the dimensions of the rectangle?
*October 8, 2014 by Anonymous*

**Math**

Need to know the formula for find the perimeter. Need to solve this problem. A square metal box has a perimeter of 8.32". If the sides are .04" thick what is the perimeter of the inside?
*September 21, 2009 by Dale*

**algebra**

The sides of an rectangle was 5cm by 9cm. When both dimension were increased by an equal amounts the area of the rectangle increased by 120 cm^2 find the dimensions of the new rectangle.
*March 24, 2010 by Johnny*

**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*

**geometry**

The perimeter of a rectangle is 42. The perimeter of a triangle is 36. Find the values of x and y
*December 5, 2011 by Anonymous*

**Calculus**

Given the area of a rectangle is A = LW. If three sides of the rectangle are fixed, I.e. 2W + L = 40, find L and W such that you maximize the area of the rectangle. Is it L=10, W=20?
*June 6, 2014 by bex*

**MATH-HELP**

1.THE PERIMETER OF A RECTANGLE IS TO BE NO GREATER THAN 300IN.,AN THE LENGTH MUST BE 125IN.FIND THE MAXIUM WIDTH OF THE RECTANGLE. 2. 3X-2Y=6
*December 9, 2007 by stacy*

**math**

The perimeter of a rectangle is to be no greater than 300 in., and the length must be 125 in. Find the maximum width of the rectangle.
*January 29, 2008 by carly*

**pre calculus**

The perimeter of a rectangle is 480 meters and its length is 1.5 times its width. find the dimensions of the rectangle.
*January 7, 2009 by nichole*

**maths**

you have a rectangle: heights=2x, length=3(x-2). Write an expreesion to find the perimeter of the rectangle. ___________ SImplify: 1. (3x^1)(7x^4)----> ?? 2. (-q^5)(-3q^7)----> ?? 3. (2n^3)(3n^2)3----> ??
*June 9, 2009 by :]*

**math**

The length of a rectangle is four times its width. If the perimeter of the rectangle is 50cm. find its area. how do i set this up?
*October 1, 2009 by dan*

**geometry**

the diagonals of a rectangle are 12 inches long and intersect at an angle of 60 degrees. find the perimeter of the rectangle. please help :)
*January 11, 2011 by Enoch*

**math**

the length of a rectangle is 5cm longer than its width and its area is 66cm square. find the perimeter of the rectangle
*February 4, 2013 by ken*

**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*

**geometry**

The lengths of the sides of a rectangle become 4 times greater than the original measurements. Which statement is true about the rectangle? A. Its area becomes 4 times greater, and perimeter becomes 16 times greater. B. Its area becomes 16 times greater, and perimeter becomes ...
*February 15, 2012 by need Help*

**Pythagoras therem**

calculate the length of the diagonal of a rectangle whose sides are 8cm and 6cm
*December 27, 2012 by adis*

**pre calc**

The length of a rectangle is three times its width. If the area of the rectangle is 45 ayrds squared , find its perimeter.
*August 4, 2011 by manny*

**math homework**

What is the perimeter of a triangle whose sides measure 21cm, 16cm, and 19cm?
*April 17, 2014 by karla*

**Alg. I**

A rectangle has a length of 6x^3 y^2 - 1 and a width of 3xy + 2. The formula for the perimeter of a rectangle is P=2l + 2w, where l is the length and w is the width. What is the perimeter of the rectangle? Simplify your answer.
*February 28, 2013 by Jane*

**math**

If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?
*January 30, 2014 by annie*

**math**

If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?
*January 30, 2014 by annie*

**math**

the area of a certain rectangle is 288 yd squared. the perimeter is 68 yards. f you double the length and width what will be the area and perimeter of the new rectangle
*January 6, 2011 by Anonymous*

**MATH**

the area of a certain rectangle is 288yd squared. the perimeter is 68yd. if you double the length and width,what will be the area and perimeter of the new rectangle?
*May 9, 2013 by DANNY*

**math**

one of the equal sides of an isoceles triangle is 3m less than twice its base. The perimeter is 44m. Find the length of the sides. The teacher gave us the answer of 17m for the two sides and 10 for the base. What formula did he use to find this.
*October 13, 2010 by cole *

**geometric**

The perimeter of a rectangular carpet is 70feet. The with is three -fourths the length .Find the width. 38. The length of a rectagular room is six times as the width . The perimeter 84 yards. find the width. 39. The width of a rectangle is 12 less than the length. The ...
*March 13, 2007 by baby girl*

**math**

a rectangle has length which is twice the width. if the diagonal is the 5 times the square root of 5 meters long, find the perimeter of the rectangle.
*March 1, 2011 by ed*

**biomath**

given lengths of the a rectangle are x and y show that the greatest rectangle having a perimeter of 200 cm square and thus find at area
*April 9, 2011 by niati*

**math **

the length of a rectangle is equal to triple the width. which system of equations can be used to find the dimensions of the rectangle if the perimeter is 85 centimeters?
*May 30, 2013 by Anonymous*

**algebra**

The length of a rectangle is 4 times its width. If the length of the rectangle is cut in half, the new perimeter is which percent of the original perimeter
*April 11, 2012 by Anonymous*

**Math**

The area of a certain rectangle is 288 yd2 the perimeter is 68 yd. if you double the length and the width what will be the area and perimeter of a new rectangle?
*March 7, 2013 by Manny*

**math**

One side of the rectangle lies along the line 4x+7y+5=0 , two of its vertices are (-3,1)and (1,1). find (i) the equations of the other three sides. (ii) the angle between the two diagonals of the rectangle . (iii) the area of the rectangle.
*December 27, 2011 by Nora *

**College math**

7) A rectangular pen can be constructed using the side of a barn as one boundary and 5500 ft. of fence to make the other three sides. Find the length and width of the rectangle to make the largest area. Hint: Draw a picture- and label the sides of the rectangle. And solve the ...
*July 20, 2014 by Michala *

**Algebra**

I think I have the correct equation, but can someone please double check and tell me if I am correct. Scenario: Suppose that the width of a rectangle is 5 inches shorter than the length, and that the perimeter of the rectangle is 50. Question: Set up an equation for the ...
*January 3, 2009 by Patrick*

**Algebra 1**

The perimeter of the rectangle shown below is 16a+2b. Which expression represents the length of the rectangle? A. 3a+2b C. 2a-3b B.10a+2b D.6a+4b The scale factor of two similar polygon is 4:5. The perimeter of the larger polygon is 200 inches. What is the perimeter of the ...
*January 9, 2013 by eiraM*

**Algebra**

The perimeter of rectangle is 62 m. If the width were doubled and lenght were increased by 9 m, the perimeter would be 104m. What are the lenth and width of a rectangle?
*November 27, 2012 by Anonymous*

**Math**

The area of certain rectangle is 288 yd. the perimeter is 68 yd. if you double the length and width, what will be the area and perimeter of the new rectangle.
*January 23, 2013 by Jake*

**math **

the area of a rectangle is 100 square inches. the perimeter of the rectangle is 40 inches. a second rectangle has the same area but a different perimeter. is the second rectangle a square? explain why or why not.
*April 13, 2011 by Anonymous*

**Advanced Functions**

A rectangle has perimeter 64cm and area 23cm squared. Solve the following system of equations to find the rectangle's dimensions. l=(23/w) l+w=32
*October 24, 2009 by Anonymous*

**Math**

A triangle whose sides are 5, 12, and 13 inches is similar to a triangle whose longest side is 39 inches. What is the perimeter of the larger triangle?
*January 23, 2011 by RJ*

**math**

if the width of a rectangle is 5 inches shorter than the length and the perimeter of the rectangle is 80 inches. how do you set up the equation for the perimeter involving only L and how do you solve this in a linear equation algebraically to find the length and the width
*June 16, 2013 by me*

**algebra2**

the ratio of the length to the width of a rectangle is 5:4. the perimeter of the rectangle is 72 inches. what are the dimensions of the rectangle? i got 40 and 32, am i right?
*October 12, 2010 by naomi*

**math**

the length of a rectangle is 4cm less then twice its width. the perimeter of the rectangle is 34cm. what are the demensions of the rectangle?
*April 28, 2011 by Anonymous*

**maths**

here is a rectangle with a width of 15.7 centimtres the perimeter of this rectangle is 85 centimetres calculate the lengh of the rectangle
*April 28, 2011 by taila *

**Math**

There's a rectangle. On 1 side is 8 which is the Length side I have to find out how long the width side is. The whole perimeter has to equal 25 P=25 So if both length sides are 8 then that equals 16. Now I have to see how much both width sides are I did 25-16 and I got 9 then ...
*January 17, 2012 by Connor*

**math**

The perimeter of a rectagle is 50 centimeters. The length of the rectangle is one more than 3 times the width of the rectangle. What are the demensions of the rectangle?
*January 2, 2011 by Cody*

**math**

The width of the rectangle is half its length and the perimeter is 42m.caculate the area of the rectangle.find the width and length of perimeter and area.
*January 12, 2012 by anna*

**math 11**

Is it possible for a rectangle with a perimeter of 44cm to have the area of 125cm^2 ? If so, find the dimensions of the rectangle. Figure out the equation in general form.
*October 21, 2010 by riley*

**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*

**7th grade math Ms. Sue please check**

#1 Write the ratio in the simplest form. 30 : 6 15 : 3 6 : 6 5 : 1 2 :3 #2 Write the ratio in the simplest form. 96 : 12 1 : 8 48 : 6 32 : 4 8 : 1 #3 Solve the proportion. x/3 = 4/6 x = 2 x = 4 x = 6 x = 8 #4 Solve the proportion. 2/y = 3/12 x = 2 x = 4 x = 6 x = 8 #5 Solve ...
*November 5, 2012 by Delilah*

**dot array**

centimeter dot array draw all possible rectangles with the area of 16 sq cm and sides whose lengths are whole centameters. lable lengths of two adjacent sides of each rectangle?? how do you do this
*May 30, 2012 by gage*

**algebra (polynomials)I need help now**

Given is a rectangle with sides of m+7 and m I need to find a polynomial for the perimeter and for the area with these given numbers. These need to be simplified but not factored in the answers
*May 10, 2009 by Kamath*

**Math**

A norman window is constructed by adjoining a semicircle to the top of an ordinary rectangular window. Find the dimensions of a Norman window with maximum area if the total perimeter is 16 feet. X = the width of the rectangle. Y = the length of the rectangle. X/2 = the radius ...
*September 17, 2006 by Tezuka*

**algebra**

the perimeter of a rectangle is 26yd, and the area of the rectangle is 36yd^2. What are the dimensions of the rectangle?
*June 2, 2013 by topaz*

**math**

Write the negation of the following: Every rectangle with four equal sides is a square. A) No rectangle with four equal sides is not a square. B) Every square with four equal sides is not a rectangle. C) Every rectangle with four equal sides is not a square. D) No square with ...
*April 14, 2010 by Bart*

**math**

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. Please give complete answer :)
*August 25, 2010 by Jade*

**math**

the area of a rectangle is 100 square inches.the perimeter of the rectangle is 40 inches.a second rectangle has the same area but a different perimeter. is the second rectangle a square?
*March 9, 2010 by faye*

**Algebra**

The length of a rectangle is 6 inches more than twice its width. If the perimeter of the rectangle is 54 inches, find the width of the rectangle.
*July 22, 2008 by JoAnn*

**math, drbob222**

For this problem is it only asking for the exprssion(formula). Or do they want me to solve it. (1) A triangle has sides 3x+7,4x-9,and 5x+6. Find the expression that represents its perimeter. My answer:P=a+b+c I think the question is asking for the expression, but I would take ...
*December 12, 2006 by Jasmine20*

**algebra**

The width of a rectangle is three fourths the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2cm. Find the length and the width. Draw a diagram and convince yourself that the perimeter P=2(L+W) We're told that W=(3/4)L...
*September 19, 2006 by summer*

**Precalculus**

The sides of an isosceles triangle are 10 cm, 10 cm, and 12 cm. A rectangle is inscribed in the triangle with one side on the triangle's base. The other two vertices of the rectangle are on the triangle's legs. Find the Maximum Area of the Rectangle.
*November 18, 2012 by Georges*

**math**

A rectangle with sides parallel to the coordinate axes is inscribed in the ellipse x2/a2 + y2/b2 = 1: Find the largest possible area for this rectangle.
*April 30, 2012 by pairika*

**geometry**

Suppose the dimensions of a rectangle with a perimeter of 21 inches are doubled. What is the perimeter of the new rectangle in inches?
*February 13, 2011 by Moriah*

**maths **

the perimeter of a rectangle is 340 cm.if its length is decreased by 10% and breadth is decreased by 20% .we get the same perimeter.find the length and breadth of the rectangle.
*February 9, 2013 by tuhituhi*

**calculus**

Find the dimensions of the rectangle with area 256 square inches that has minimum perimeter, and then find the minimum perimeter. Dimensions: Minimum Perimeter:
*April 20, 2012 by casidhe*

**Math**

The perimeter of a geometric figure is the sum of the lengths of its sides. If the perimeter of a pentagon is 48 meters, find the length of each side.
*January 28, 2012 by Jessica*

**rectangle**

A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
*February 25, 2013 by dark rider*

**rectangle**

A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
*February 25, 2013 by i could not do it can u??*

**algebra**

The perimeter of a rectangle is 94 ft, and the area of the rectangle is 90ft ^2. What are the dimensions of the rectangle?
*June 2, 2013 by topaz*

**Maths**

A rectangle has legth & width in the ratio of 3:2.If the length is increased by 8 & width is increased by 50%.The ratio of new perimeter to origial perimeter is 8:5.Find the area of new rectangle.
*November 24, 2010 by JAZZY*

**Math check please**

2 rectangles have equal areas determine the area of each rectangle then use this info to determine the perimeter. rectangle one: length of 2p + 3 width of 3.8 after my work i got p= 1.5 so the area is 14.4 and the perimeter is 19.6 is it correct? rectangle 2 : length of 6-p ...
*June 2, 2013 by Rihanna*

**math**

the length of this rectangle is 3 cm greater than its width ,as represented in this figure below . the total perimeter is greater than 24 cm. rectangle under bottom* __________ __________ w+3 A. write the inequality that could be solved to find w,the width of the rectangle
*January 24, 2011 by karon*

**math**

what is the number feared by the pythagoreans I googled "number feared by the Pythagoreans" and checked the 3rd entry. This is what I found on that web site. Find the number feared by Pythagoreans, since it lies halfway between the only two integers that can be both the ...
*September 13, 2006 by Anonymous*

**3rd grade**

sketch and label all possible rectangles with a perimeter of 30cm and sides whose lengths are whole numbers
*October 6, 2010 by Bruna*

**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 perimeter of a rectangle is 540ft. Let x represent the width of the rectangle. Write a quadratic function for the area of rectangle in terms of its width. Find the vertex of the graph of the quadratic function and interpret its meaning in the context of the problem.
*June 8, 2014 by Anonymous*

**ALGEBRA**

A triangle has sides 3x +7, 4x - 9, and 5x + 6. Find the polynomial that represents its perimeter. Am I suppose to just add these together to get the perimeter 3x+7 4x-9 5x+6 12x+4 that's how easy it is.
*April 21, 2007 by TOMMY*

**math**

The perimeter of a square piece of land is twice the perimeter of an equilateral triangle. (an equilateral triangle has three equal sides.) If one side of the square is 45 feet, find the length of the sides of the triangle. 2x + 3 = 45 2 x + 3 -3 = 45 + 2x 2x + 45 ___ __ = x 2...
*September 10, 2014 by Semra*

**11th grade**

1. Bruce, an appliance salesman, earns a commission of $50 for each washing machine he sells and $100 for each refrigerator. Last month he earned $500 in commissions. Find all possibilities for the number of each kind of appliance he could have sold. 2. Luis has 95 cents in ...
*October 15, 2008 by Samantha*

**7th Grade Math**

The area of a certain rectangle is 288yd^2.the perimeter is 68yd.if you double the lengths and widths,what will be the new area and perimeter of the new rectangle be?
*February 11, 2013 by Alayah*

**math**

sketch and label all possible rectangles with a perimeter of 30 cm and sides whose lengths are whole numbers help me tell my son what to do I don't understand
*October 14, 2014 by Deborah *

**geometry**

The perimeter of . The extended ratio of the sides is 2:4:5. Find the lengths of the sides. It might help if you draw a picture.
*March 27, 2012 by defy*

**Menus ration**

a perimeter of a trapezium is 55cm and its non parallel sides are 8 cm and 7cm the difference between the length of parallel sides is 5 cm. find the lengths of the parallel sides
*January 27, 2013 by Athirika*

**Menusration**

a perimeter of a trapezium is 55cm and its non parallel sides are 8 cm and 7cm the difference between the length of parallel sides is 5 cm. find the lengths of the parallel sides
*January 27, 2013 by Athirika*

**geometry**

The graphs y=2x+1 and 2y+x=2 contain 2 sides of a rectangle.if 1 vertex of the rectangle has coordinates (6,3), draw the rectangle.
*January 11, 2012 by joe*

**calculus**

A rectangle is to be inscribed in a right triangle having sides of length 36 in, 48 in, and 60 in. Find the dimensions of the rectangle with greatest area assuming the rectangle is positioned as in the accompanying figure. right triangle: hypotenuse- 60in base-36in height-48in
*July 31, 2010 by Mely*

**algebra**

a rectangle has a length of 17 inches more than twice its height. If the perimeter of a rectangle is 304 inches, find its dimensions.
*September 15, 2012 by bill*

**math**

the length of a rectangle is 100 inches more than the width. if the perimeter of the rectangle is 1320 inches, find the dimensions
*January 21, 2013 by lori*

**geometry**

A rectangle field has a perimeter of 118 feet. The width is 8 feet longer than half the length. Find the dimensions of the rectangle.
*April 22, 2008 by Angie*

**Math storie problem**

The perimeter of a rectangle is 82 yards. The length is two yards more than the width. Find the dimensions of the rectangle.
*December 13, 2012 by David*

**algebra**

the area of a rectangle is 425 square feet. if the perimeter is 84 feet, find the length and the width of the rectangle
*July 19, 2011 by Lucia*

**Geometry**

Referring to the figure below (not to scale), the perimeter of the rectangle is 48. The length of the rectangle is W + 6, where W is the width. Find the length.
*September 14, 2011 by Pat*

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