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find the perimeter of rectangle whose sides are1 3/8, 7/8

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math 9th grade
the perimeter of a rectangle is 56 inches> the width of the rectangle is three-fourth of the length. Find the length of the diagonal of the rectangle. please help me!!!

math
Find the dimensions of a rectangle with perimeter 40 with the largest area. (hint: Find an equation for area and one for perimeter, use both to find perimeter in terms of one variable)

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= ...

Math
What's the area of a rectangle whose perimeter is 30 cm and the longest side is 4 times longer than the shortest?

Calculus (please help!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...

Calculus please help!!
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...

Calculus (please help!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...

Calculus (please help!!!!)
Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...

math
The length of a rectangle is 10 feet more than twice its width. The perimeter of the rectangle is 170 feet. Find the dimensions of the rectangle.

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 ...

geometry
The perimeter of an isosceles triangle is 37 in. The lengths of the two equal legs are 6 in. less than 3 times the length of the base. Find the lengths of the three sides. 37=2L+2W W=3W-6 do i have this equation wrote right when i try to solve it the answers i get is w=3 l=15....

math
The length of a rectangle is 2 inches more than twice its width. If the perimeter of the rectangle is 34 inches, find the dimensions of the rectangle

math
The length of a rectangle is 8 less than twice the length. If the perimeter of the rectangle is 194 inches, find the dimensions of the rectangle.

math
How do you find the perimeter of a polygon? And how is finding the perimeter of a rectangle different fro finding the perimeter of other polygons?

math
A triangle whose sides are 5,12, and 13 inches is similar to a traingle whose longest side is 39 inches. What is the perimeter of the larger triangle?

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 ...

geometry
given constant perimeter (people),Irene made a rectangle with an area (tables) of 196 sq. units. she finds that this is the largest area (greatest number of tables) possible for the given perimeter. Irene drew a rectangle with an area of 196 sq. units. she finds that this i ...

math
what is the dimension of a rectangle whose perimeter is 228 and the length isf 42 feet longer that it is wide?

math please help
The length of a rectangle is 8 in. more than twice its width. If the perimeter of the rectangle is 34 in., find the width of the rectangle.is it 1. 2 in. 2. 3 in. 3. 4 in. 4. 5 in.

math
The length of a rectangle is 7 cm longer than its width. If the perimeter of the rectangle is 74cm, find the length and the area of the rectangle.

geometry
what is the perimeter of a regular octagon whose sides are 9.4 centimeters long.

Math
Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Do I have to find the magnitude of (2,3) and (-6,4) and square root the answer?

grade 3 math
1) what is the greates perimeter of a rectangle with an area of 39 square feet? 2) What is the least perimeter of a rectangle with an area of 32 square feet? 3) A rectangle has an area of 42 square inches. Which has a greater perimeter, the rectangle with the dimensions 21 x2 ...

maths
find the dimension of a rectangle with a perimeter of 54 cm if its length is 3cm less than twice its width also find the area of the rectangle

algebra
A window is shaped like a rectangle whose perimeter is 294 in. The length is 6 times as long as the width. Find the length and the width

Math
The length of a rectangle is 5 inches less than 3 times the width. The perimeter of the rectangle is 14 inches. Find the length and width of the rectangle. I did this: Length 3x-5; width 3x Then I did guess and check and came up with X=2 solving the problem with a perimeter of...

Math (2nd Try)
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.

9th grade polynomials
How do you write the expression for the area of the rectangle If the length of a rectangle is two more than three times it's width,then write an expression for area of the rectangle Find the perimeter of the rectangle in problem 1.

math 121
a window is shaped like a rectangle whose perimeter is 270 in. the length is 8 times as long as the width. find the length and width

Statistics
A window is shaped like a rectangle whose perimeter is 400 inches the length is 7 times as long as the width find the length and the width?

maths
A rhombus shaped sheet whose perimeter is 32cm and one of the diagonal is 10cm long painted on both the sides at the rate of rs5 per Sam.find the cost of painting.

College Algebra
Suppose that the length of a rectangle is 3 inches longer than the width and that the perimeter of the rectangle is 78. Set up an equation involving only L, the length of the rectangle. Solve this equation algebraically to find the length of the rectangle. Find the width as ...

math
The length of a rectangle is 3 in. more than twice its width. If the perimeter of the rectangle is 18 in., find the width of the rectangle.

algebra
The length of a rectangle is 9 in. more than twice its width. If the perimeter of the rectangle is 48 in., find the width of the rectangle. a) 4 in b) 5 in c) 6 in d) 7 in

algebra
The length of a rectangle is 2 in. more than twice its width. If the perimeter of the rectangle is 28 in., find the width of the rectangle.

mathematics
an equilateral triangle has a equal perimeter of a rectangle whose length is 12 meter and whose width is 8.7 meter fined the measurement of the side of the equilateral triangle.

Perimeter
Mr.lopez is putting u a fence around his vegetable garden. The garden is shaped liked a rectangle. The longer sides are 14feet, and the shoter sides are 9 an half feet long. How much fencing should mr. Lopez buy?

Perimeter
Mr.lopez is putting u a fence around his vegetable garden. The garden is shaped liked a rectangle. The longer sides are 14feet, and the shoter sides are 9 an half feet long. How much fencing should mr. Lopez buy?

math
Suppose the area of a rectangle is 36 square inches. Find the Minimum perimeter for a rectangle with this area. Please help asap. Thank you! (so much) We know that A=l*w=36 and P=2(l+w) From the area formula we see that l=36/w Putting this into the perimeter formula we get P=2...

math
The sides of a rectangle are consecutive odd integers. If the perimeter is 192 inches, what is the length of each side?

Calculus
Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Could someone please help~

geometry
the perimeter of a rectangle is 58cm. Its breath is 5cm. find the area of the rectangle.

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.

geometry
the perimeter of a rectangle is 72. the base is 3 times the height find the area of the rectangle

geometry
The length of a rectangle is 4 times its width. If the perimeter of the rectangle is 70 ft., find the area.

Algebra
The length of a rectangle is 5 in longer than it's width. If the perimeter of the rectangle is 50 in find it's area

math
Reggie knows the length and width of a rectangle.How can he find the perimeter of the rectangle.

math
Reggie knows the length and width of a rectangle. How can he find the perimeter of the rectangle

math
The length of a rectangle of perimeter 64 cm is 5/3 of its breadth . Find the area of rectangle ?

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.

geometry
The width and height of a rectangle are in the ratio 5:1 and the perimeter is 72 inches. Find the area of the rectangle.

math
The length of rectangle is 120% that of the breadth. The perimeter is 88m. Find the area of the rectangle?

math
the width of a rectangle is one third of the length. of the perimeter is 40 cm find the dimension of the rectangle

Math
the perimeter and area of a rectangle are 48 cm and 140cm^2 respectively. Find the length and width of the rectangle

Math
The length of a rectangle is equal to triple the width. Find the dimensions of the rectangle if the perimeter is 72 cm

geometry
A rectangle has a length that is 2 less than 3 times the width. If the perimeter is 84, find the dimensions of the rectangle.

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?

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?

Pythagoras therem
calculate the length of the diagonal of a rectangle whose sides are 8cm and 6cm

Geometry
The diagonals of a rectangle are 12 inches long and intersect at an angle of 60 degrees. Find the perimeter of the rectangle.

Math
The length of a rectangle is twice its width if the area of the rectangle is 200 m squared, find its perimeter.

Algebra
The length of a rectangle is six times its width. If the perimeter of the rectangle is 140ft, find its area.

Algebra
The length of a rectangle is three times its width. If the area of the rectangle is 300cm, find its perimeter.

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.

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.

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.

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.

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.

Math
a rectangle's width is one-seventh its length, its perimeter is 160m. find the dimensions of the rectangle.

math
a rectangle's width is one-fifth its length, its perimeter is 60m. find the dimensions of the rectangle

math
the width of a rectangle is two thirds its length. if the perimeter is 180 meters find the rectangle.

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?

algebra
A rectangle has a length that is 2 less than 3 times the width. If the area of this rectangle is 16, find the dimensions and the perimeter.

algebra
The length of a rectangle is four times its width. If the area of the rectangle is 392 yd, find the perimeter

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.

Algebra
The length of a rectangle is three times its width. If the area of the rectangle is 108 yd^2, find its perimeter.

Mathematics
A rectangle is 5cm longer that it is broad. It perimeter is 26cm. Find the length and breadth of the rectangle

Maths
A rectangle is 5cm longer that it is broad. It perimeter is 26cm. Find the length and breadth of the rectangle

algebra
The difference between the length and the breathe of a rectangle is 12 m.the perimeter of a rectangle is 144m.find the dimensions.

math homework
What is the perimeter of a triangle whose sides measure 21cm, 16cm, and 19cm?

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 ...

geometry
The perimeter of a rectangle is 42. The perimeter of a triangle is 36. Find the values of x and y

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

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.

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.

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----> ??

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?

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 :)

math
the length of a rectangle is 5cm longer than its width and its area is 66cm square. find the perimeter of the rectangle

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.

math-algebra
the length of a rectangle is 4 times of its width.the perimeter of the rectangle is 150cm. find the linear equations?

Algebra
If x is the length and y is the width of a rectangle, find and graph all integer pairs(x,y) that create a rectangle with a perimeter of 12 cm.

math
use a centimeter squared paper to create as many different rectangle as you can with a perimeter of 18 cm find the area of each rectangle.

Math
A rectangle with a perimeter of 104m has a width of 8 cm less than twice the length. Find the dimensions of the rectangle. I need help (:

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 ...

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.

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.

Algebra
the perimeter of a rectangle is 54 inches. two times the width of 3 centimeters more than the length. find the dimensions of the rectangle.

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 ...

Maths
The length of a rectangle is 12 cm.This is 1/3 of its perimeter .Find the perimeter

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