Saturday

April 19, 2014

April 19, 2014

Number of results: 99,574

**Geometry **

The diagonals of a rectangle are 12 inches long and intersect at an angle of 60 degrees. Find the perimeter of the rectangle.
*Sunday, January 9, 2011 at 7:23pm by Mariana *

**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.
*Wednesday, April 13, 2011 at 9:31pm by Anonymous*

**Math**

Draw all the possible rectangles with a perimeter of 26 cm and whole number lengths of sides. For each rectangle, label the lengths of two adjacent sides
*Sunday, September 29, 2013 at 7:03pm by Molly*

**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.
*Thursday, January 12, 2012 at 10:14pm by anna*

**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.
*Tuesday, October 29, 2013 at 8:09pm by Miah*

**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
*Sunday, December 9, 2007 at 11:16am by stacy*

**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 :)
*Tuesday, January 11, 2011 at 9:21pm by Enoch*

**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.
*Tuesday, March 1, 2011 at 2:45am by ed*

**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.
*Thursday, August 4, 2011 at 1:06pm by manny*

**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
*Sunday, June 16, 2013 at 3:17am by me*

**math**

What about a square with one side equal to 4 feet? All sides of a square are the same length and so, the perimeter = 16 feet. What about an scalene triangle? A scalene triangle does not have the same length on all 3 sides. You can use a scalene triangle with side 1 = 4 feet, ...
*Thursday, February 14, 2008 at 6:40pm by Guido*

**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:
*Friday, April 20, 2012 at 10:17pm by casidhe*

**grade 6 math**

The shorter side of a rectangle is 20 m. Decreasing the longer side by 30 cm reduces the perimeter by one half. How long are the longer sides of the original rectangle? Explain the reasoning.
*Monday, March 2, 2009 at 7:49pm by vana*

**Math**

This assumes that sides PQ and ST are corresponding sides. You do not state the relation of the sides in your problem. Create a proportion matching the corresponding sides and perimeters. PQ/ST = Perimeter PQR/Perimeter STU 18/6 = 78/x 18x = 468 x = 26 = Perimeter STU
*Friday, March 4, 2011 at 3:41pm by Helper*

**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.
*Tuesday, July 22, 2008 at 12:09pm by JoAnn*

**Math**

The ratio of a rectangle is 3:4, its perimeter is 32in. What are the lengths of the sides?
*Wednesday, September 28, 2011 at 10:16am by Jessica*

**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 ...
*Sunday, April 10, 2011 at 7:02pm by Nadia*

**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
*Saturday, April 9, 2011 at 12:00pm 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?
*Thursday, May 30, 2013 at 9:51am by Anonymous*

**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?
*Tuesday, March 9, 2010 at 6:43pm by faye*

**geometry**

first represent unknowns using variables: let x = length of rectangle let x-6 = width of rectangle (according to first statement of problem) now we set up equation,, since in the problem we are given the perimeter, we can use this to set up the equation,, recall that perimeter...
*Thursday, April 7, 2011 at 12:11am by Jai*

**Basic geometry**

Basic Geometry 1. Find the perimeter of a rectangle 19 cm long by 27.8 cm wide. 22 2. In triangle ABC, angle A = 47, and angle B = 8. Find angle C.35 3. Find the perimeter of a triangle with sides of length 28 cm, 47 cm and 19 cm. 27 4. In triangle FGH, angle F = 32, and ...
*Wednesday, March 14, 2007 at 3:40pm by shirley*

**Math**

The perimeter of a rectangle is 46 cm. One side is 9 cm longer than the other side. Find the lengths of the sides.
*Sunday, March 23, 2014 at 6:14pm by Amy*

**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.
*Wednesday, November 24, 2010 at 9:15am by JAZZY*

**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?
*Thursday, May 9, 2013 at 5:15pm by DANNY*

**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?
*Thursday, March 7, 2013 at 7:21pm by Manny*

**Geometry**

No counterexample: suppose you have a rectangle 10 by 12 Area = 120 Perimeter is 44 another rectangle 2 by 24 area = 48 perimeter = 52
*Tuesday, October 20, 2009 at 10:48pm by Reiny*

**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
*Thursday, January 6, 2011 at 6:45pm by Anonymous*

**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?
*Thursday, January 30, 2014 at 9:54pm 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?
*Thursday, January 30, 2014 at 10:22pm by annie*

**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
*Wednesday, April 11, 2012 at 11:16pm by Anonymous*

**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?
*Tuesday, November 27, 2012 at 11:50pm 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?
*Sunday, January 23, 2011 at 6:30pm by RJ*

**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.
*Wednesday, March 24, 2010 at 8:11pm by Johnny*

**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?
*Monday, September 21, 2009 at 10:49pm by Dale*

**Math**

The original rectangle and the four smaller rectangles are related by the sides: side 1=a+b and side 2=c+d such that the areas of the small rectangles are: ac, ad, bc, bd. By factoring each area, and look for possible candidates for a,b,c and d to satisfy the above relations, ...
*Monday, May 23, 2011 at 9:33pm by MathMate*

**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
*Saturday, October 24, 2009 at 11:24pm by Anonymous*

**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.
*Thursday, October 21, 2010 at 11:32pm by riley*

**Pre-Algebra**

If the perimeter of a rectangle is 38 ft and the width is 9 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] I don't know why this is a problem for you. P = 38 and W = 9. Solve for L. You have only one unknown in the equation. If you don't ...
*Sunday, July 16, 2006 at 12:17am by Tammy Evert*

**Algebra - 2 more questions... ^^**

The length of a certain rectangle is 20m and the length increased by 100m, the perimeter of the new rectangle would be twice the perimeter of the original rectangle. What are the dimensions of the original rectangle? I started by saying : L=w+20 >>> l+w+20=P &&& 2(L+...
*Wednesday, November 28, 2007 at 10:08pm by tchrwill*

**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?
*Sunday, February 13, 2011 at 12:58pm by Moriah*

**math**

the perimeter of two similar triangles is proportional to the ratio of their sides ratio of sides = 13:39 = 1:3 the perimeter of the smaller is 30 so the perimeter of the larger is 90.
*Wednesday, February 23, 2011 at 9:49am by Reiny*

**math**

A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 46 ft, find the dimensions of the window so that the greatest possible amount of light is ...
*Friday, March 30, 2007 at 12:02am by Fabiola*

**rectangle**

A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
*Monday, February 25, 2013 at 1:22am by dark rider*

**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?
*Sunday, June 2, 2013 at 5:55pm by topaz*

**Math**

On a centimeter dot array, draw all possible rectangles with an area of 16 sq cm and sides whose lengths are whole centimeters. Label the lengths of two adherent sides of each rectangle
*Tuesday, February 5, 2013 at 8:04pm by Zoey*

**math**

If x and y are the two sides of any rectangle/square, then the perimeter = 2x + 2y. The area = x * y. When doubled, the perimeter = 4x + 4y and the area = 2x * 2y. Use this analogy to answer your questions.
*Tuesday, February 22, 2011 at 7:51pm by PsyDAG*

**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?
*Thursday, April 28, 2011 at 1:49pm by Anonymous*

**algebra**

the perimeter of a rectangle is 26yd, and the area of the rectangle is 36yd^2. What are the dimensions of the rectangle?
*Sunday, June 2, 2013 at 7:19pm by topaz*

**Math 7**

The perimeter of a rectangle is 72 m. The width of the rectangle is 16 m. What is the area of the rectangle?
*Thursday, February 13, 2014 at 4:56pm 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
*Thursday, April 28, 2011 at 8:32pm by taila *

**Math**

Find the Maximum area for the given perimeter of a rectangle. State the length and width of the rectangle. 28 inches Well, finally a calculus problem. Ok, we know that the area for a rectangle is A=l*w and the perimeter is P=2(l+w) In this problem P= 28, so let's express one ...
*Thursday, August 31, 2006 at 10:18pm by l*

**Geometry help **

What is the perimeter of a triangle whose sides measure 15cm, 17cm, and 10cm?
*Wednesday, April 21, 2010 at 7:47pm by luke*

**geometry**

what is the perimeter of a regular octagon whose sides are 9.4 centimeters long.
*Wednesday, February 23, 2011 at 3:34pm by Aaron Penley*

**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?
*Sunday, January 2, 2011 at 3:04pm by Cody*

**rectangle**

A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
*Monday, February 25, 2013 at 1:30am by i could not do it can u??*

**Math**

You need the lengths of both the long and short sides of a rectangle to compute the perimeter.
*Saturday, December 10, 2011 at 6:16pm by drwls*

**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?
*Tuesday, October 12, 2010 at 6:57pm by naomi*

**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 ...
*Wednesday, February 15, 2012 at 12:04pm by need Help*

**Math 208**

Rectangle Dimensions: The length of a rectangle is 7 inches longer than the width. If the perimeter of the rectangle is 62 inches, find the measures of the length and width.
*Sunday, March 3, 2013 at 10:49pm by Teresa*

**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?
*Monday, November 19, 2012 at 8:47am by jezzaD.*

**Pythagoras therem**

calculate the length of the diagonal of a rectangle whose sides are 8cm and 6cm
*Thursday, December 27, 2012 at 10:33am by adis*

**Algebra**

the length of a rectangle is 7 cm more than its width. find the demensions of the rectangle if its perimeter is 50 cm.
*Thursday, January 3, 2013 at 9:24am by Dakota*

**Geometry**

The perimeter of a rectangle is 102 inches, and the length of the diagonal is 39 inches. Find the dimensions of the rectangle.
*Sunday, February 16, 2014 at 5:07pm by Anonymous*

**math**

A rectangle has an area of 60 square inches and a perimeter of 38 inches. Find the length and width if the rectangle.
*Monday, August 30, 2010 at 3:19pm by kayla *

**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
*Tuesday, July 19, 2011 at 5:04pm 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.
*Wednesday, September 14, 2011 at 12:34pm by Pat*

**Algebra 2**

The length of a rectangle is 1 less than three times its width. The perimeter is 30 ft. Find the length of this rectangle
*Thursday, May 31, 2012 at 2:11pm by OLIO :) *

**Math **

The perimeter of a rectangle is 82 yards. The length is two yards more than the width. Find the dimensions of the rectangle.
*Thursday, December 13, 2012 at 12:08pm by David*

**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
*Monday, January 21, 2013 at 11:18pm by lori*

**geometry**

the length of a rectangle is half the width. The perimeter is 86 ft find the width of the rectangle
*Thursday, August 12, 2010 at 9:25pm by Anonymous*

**math**

the area of a rectangle is 100 square inches. The perimeter of the rectangles 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
*Wednesday, April 13, 2011 at 9:31pm by KYLA*

**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.
*Tuesday, April 22, 2008 at 9:34pm by Angie*

**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.
*Saturday, September 15, 2012 at 11:37am by bill*

**math**

Area of a rectangle = length times width The factors of 63 are: 3 * 21 9 * 7 Perimeter = 2 times length plus 2 times width The rectangle can't be 3 by 21 since its perimeter would be 6 + 42 The dimensions must be 9 by 7. (2 * 9) + (2 * 7) = 18 + 14 = 32 He needs to draw a ...
*Wednesday, March 9, 2011 at 10:44pm by Ms. Sue*

**Maths **

if the ratio of the length to the breadth of a rectangle be 5:3 and its perimeter is 144m, find the length of the rectangle .
*Saturday, February 4, 2012 at 2:05am by san *

**geometry**

Considering all rectangles with a given perimeter, which one encloses the largest area? The traditional calculus approach would be as follows. Letting P equal the given perimeter and "x" the short side of the rectangle, we can write for the area A = x(P - 2x)/2 = Px/2 - x^2. ...
*Thursday, November 3, 2011 at 11:02am by tchrwill*

**algebra**

Rectangle Dimensions The length of a rectangle is 7 inches longer than the width. If the perimeter of the rectangle is 62 inches, find the measures of the length and width.
*Sunday, March 3, 2013 at 11:07pm by annoymous*

**math**

The area of a rectangle is 24, and its diagonal is radical 52. Find its dimensions and perimeter. Longer side = ? Shorter side = ? Perimeter = ?
*Thursday, July 8, 2010 at 6:13pm by G*

**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.
*Thursday, December 13, 2012 at 1:04pm by David*

**math 9th grade**

the length of a rectangle is 100 inches more than the width. if the perimeter of the rectangle is 1320 inches find the demensions
*Sunday, October 9, 2011 at 6:35pm by lori*

**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.
*Monday, July 15, 2013 at 9:52pm by vinci*

**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
*Sunday, May 10, 2009 at 11:48am by Kamath*

**math**

I largest area of a rectangle is obtained when that rectangle is a square, so x^2 = 48 x = √48 = 4√3 = appr 6.9 or 7 as a whole number. She will need 4(7) or 28 ft of fencing If the rectangle is 6 ft by 8 ft, then the area will be exactly 48 ft^2 and the perimeter ...
*Tuesday, February 19, 2013 at 12:48am by Reiny*

**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.
*Tuesday, December 27, 2011 at 3:37am by Nora *

**Math**

What you are looking for is the perimeter of a circle (the two semicircles) and two sides of a rectangle = 400 meters. The diameter of the circle is the length of the other two sides. I hope this helps.
*Thursday, April 22, 2010 at 9:40am by PsyDAG*

**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 ...
*Sunday, June 2, 2013 at 3:57pm by Rihanna*

**6th grade math HELP**

what is the perimeter of a triangle whose sides measure 15cm, 17cm, and 10cm?
*Sunday, April 18, 2010 at 3:18pm by toby*

**Math**

rectangle: width = x length = 3x perimeter = 8x area = 3x^2 square: side y perimeter = 4y area = y^2 perimeters are the same --> 4y = 8x y = 2x area of square is 4 more than area of rectangle y^2 = 3x^2 + 4 4x^2 = 3x^2 + 4 x^2 = 4 x = 2, then y = 4 rectangle: width = 2 ...
*Monday, May 10, 2010 at 10:08am by Reiny*

**Math**

Perimeter of rectangle = 2*l+b. Area = l*b. If l = 1m, b = 55cm. Find area and perimeter
*Monday, February 17, 2014 at 10:12am by SAM*

**Algebra**

The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 414 feet, find the width and the length.
*Sunday, July 29, 2012 at 9:32pm by Alonzo*

**Geometry**

Perimeter of Rectangle = 2L + 2W where: L = length, and W = width Perimeter = 2(8) + 2 (6)= 28 inches Area of Rectangle = L x W Area = (6in)(8in) = 48 inches squared.
*Monday, May 20, 2013 at 3:20am by Dan*

**Calculus and vectors @ Bob Purs**

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Is this correct? (-6-2), 4-3) sqrt(8^2+1^2) sqrt(65) =8.062257748(2) =16.124?
*Thursday, March 22, 2012 at 8:45pm by Jake*

**math-pl. clarify**

Not sure where the "cubes" come in. The dimensions of a rectangle are usually measured in linear units, like metre, inches, feet, etc. In any case, a 4x3 rectangle is NOT similar to a 12x1 rectangle. The sides have to be proportional. The ratio of any pair of corresponding ...
*Tuesday, September 21, 2010 at 8:34pm by MathMate*

**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?
*Monday, February 11, 2013 at 8:58pm by Alayah*

**algbrea**

given the perimeter of a rectangle and either the length or width, find the unknown measurement using the formula.the perimeter is 94 cm and the length is 25cm
*Thursday, October 15, 2009 at 1:14pm by jackjohnsonb*

**Math**

The length of a rectangle is 5 cm greater than it width. The perimeter is 58 cm. What are the dimension of the rectangle? I know the formula for Triangle Perimeter is 2(L+W) and the L is +5 more than the W but I can't write the equation for it. This is what I was thinking 58= ...
*Thursday, September 1, 2011 at 8:41pm by Shadow*

**alg**

Is 13 supposed to mean √13 ? Is the garden a rectangle? If so, isn't the perimeter just the sum of the 4 sides?
*Saturday, March 15, 2008 at 10:05pm by Reiny*

**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.
*Wednesday, January 23, 2013 at 7:04pm by Jake*

**Math**

The perimeter is the distance around an object. To find the perimeter, add the length of the sides together.
*Wednesday, September 22, 2010 at 1:59pm by Ms. Sue*

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