SOLUTION: the length of a rectangle is five times its width. if the area of the rectangle is 500 square feet, find its perimeter.

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Question 1091782: the length of a rectangle is five times its width. if the area of the rectangle is 500 square feet, find its perimeter.
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
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L = 5W  ====>  the area = L*W = 500 = 5W^2  ====>  W^2 = 500%2F5 = 100  ====>  W = sqrt%28100%29 = 10  ====>


Answer.  W = 10,  L= 50.