SOLUTION: The length of a rectangle is 4 times its width. The area of the rectangle is 144 square inches. Find the dimensions of the rectangle.

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Question 863292: The length of a rectangle is 4 times its width. The area of the rectangle is 144 square inches. Find the dimensions of the rectangle.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



A = Lw = 4w(w) = 144in^2

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

          w = 6in  and L = 24in

CHECKING our answer***

%2824in%29%286in%29+=+144in%5E2

Wish You the Best in your Studies.