SOLUTION: A rectangle is 7 times as long as it is wide. The area is 252 square feet. What is the perimeter of the rectangle?

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Question 903106: A rectangle is 7 times as long as it is wide. The area is 252 square feet. What is the perimeter of the rectangle?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .

7w(w) = 252ft^2

 w^2 = 36 (Tossing out the negative solution for unit measure)

 w = 6ft and L = 42ft