SOLUTION: The length of a rectangle is four times its width. If the area of the rectangle is 196in^2, find its perimeter.

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Question 900818: The length of a rectangle is four times its width.
If the area of the rectangle is
196in^2, find its perimeter.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .

(4w)w = 196in^2

w^2 = 49m

w = 7m  (positive solution for unit measure)

L = 28m

P = 70m