SOLUTION: The length of a rectangle is four times its width. If the area of the rectangle is 196 cm2 , find its perimeter.

Question 808429: The length of a rectangle is four times its width.
If the area of the rectangle is 196 cm2 , find its perimeter.

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
L = 4W
A = L*W = 196
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4W*W = 196
W*W = 196/4
W*W = 49
W = 7
L = 28
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Answer:
P = 2L + 2W = 70
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