SOLUTION: The length of a rectangle is 5 times the width and the perimeter is 84in Find the Area

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Question 376547: The length of a rectangle is 5 times the width and the perimeter is 84in Find the Area
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

Let x represent the width and 5x, the length.

Perimeter = 84in

x + x + 5x + 5x = 84in

12x = 84in

x = 7in, the width.  Length is 35in

Area = l*w

A = 35in*7in = 245in^2, the area