SOLUTION: The length of a rectangle is four times it's width. If the perimeter of the rectangle is 90yd, find the area.

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Question 422884: The length of a rectangle is four times it's width. If the perimeter of the rectangle is 90yd, find the area.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2(4x)=90
10x=90
x=9
4x=36
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A=9*36
A=324 sq yrds