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How to find the length of the diagonal of a rectangle - SAT Math

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What is the length of the diagonal of a rectangle that is 3 feet long and 4 feet wide ? Possible ... Therefore the diagonal of the rectangle is 5 feet. ... The length and width of the rectangle are in a ratio of 3:4, so the sides can be written as 3x and 4x. We also know the area, so we write an equation and solve for x: (3x)(4x) = 12x<sup>2</sup>...

How to find the area of a rectangle - ACT Math - Varsity Tutors

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Multiplied by the width of 3 inches, yields 45 in<sup>2</sup>. ... The length of a rectangle is two more than twice the width. .... If carpet comes in rectangular pieces that measures 5 feet by 4 feet, how many carpet pieces will she need to carpet the entire ...

Area of a Rectangle - Math Goodies

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Area is measured in square units such as square inches, square feet or square meters. [IMAGE]. To find the area of a rectangle, multiply the length by the width. ... s. Since 3 · 3 = 9, we get 3 cm · 3 cm = 9 cm<sup>2</sup>. So s must equal 3 cm. s = 3 cm ... A piece of paper has an area of 45 square inches and a width of 5 inches. What is ....

Rectangle Area, Perimeter & Diagonal Length Calculator

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rectangle calculator - step by step calculation, formulas & solved example ... of Length and Width in different measurement units between inches (in), feet (ft), ...

Calculate area of a rectangle, its perimeter and diagonal

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The rectangle area calculator shows the area, perimeter and diagonal ... l = 5, width w = 3. centimeter, 40.64, 14.81, 12.7, 7.62. foot, 1.33, 0.49, 0.42, 0.25.

SOLUTION: The diagonal of a rectangle is 25 ft. If the lenght of a ...

www.algebra.com/algebra/homework/Rectangles/Rectangles.faq.question.534135.html

... a rectangle is 25 ft. If the lenght of a rectangle is 15 ft. compute for the width, area and perimeter. ... The area (in square feet) is ... MENTAL MATH NOTE: The right triangle involved in this problem has side lengths in the ratio 3-4-5. That set of ...

Questions on Geometry: Rectangles answered by real tutors! - Algebra

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The diagonal is (x+8)m. .... Question 1064059: A rectangle has side lengths of 5 centimeters and 3 ... L = 2W + 1 ("The length is 1 foot more than twice the width. ... the width of a rectangle is 15 cm less than 3 times the lenght if the area is 42 ...

a rectangle has a area 3 square feet and width 1/2 foot. What is the ...

www.jiskha.com/search/index.cgi?query=a rectangle has a area 3 square feet and width 1/2 foot. What is the length of the rectangle?

A rectangle has a length of 3/8 foot and a width of 2/3 foot what is the area of the rectangle. ... of the length and width of a rectangle is 5:7. the area of the rectangle is 1,715 square feet. .... If the diagonal of the rectangle is 4 cm, what are the.

Rectangle Problems

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We now rewrite the statement "its length L is 3 times its width W" into a ... Problem 2: The perimeter of a rectangle is 50 feet and its area is 150 feet <sup>2</sup>. ... Problem 3: The diagonal d of a rectangle has a length of 100 feet and its ... Problem 4: Are the points A(-1 , 0), B(5 , 2), C(4 , 5) and D(-2 , 3) the vertices of a r...

3 Ways to Find the Measurement of the Diagonal Inside a Rectangle

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Three Methods:Using the Length and the WidthUsing the Area and .... So, the diagonal of a rectangle with a width of 4 cm and a length of 3 cm is 5 cm ..... What is the diagonal measurement of a rectangle 150 feet in length by 100 feet in width ?