# SOLUTION: The length of a rectangle is twice its width. If the area of the rectangle is 72 ft, what is its perimeter?

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 Question 627028: The length of a rectangle is twice its width. If the area of the rectangle is 72 ft, what is its perimeter? Answer by solver91311(16885)   (Show Source): You can put this solution on YOUR website! If a rectangle with perimeter has a length that is units longer (or shorter if ) than times the width, , Then knowing that the Perimeter is given by: , make the substitution: Then solve for For your problem: , , and . Do the arithmetic. John My calculator said it, I believe it, that settles it