Homework Help: math

Posted by ??? on Friday, September 24, 2010 at 5:20pm.

consider a square and a regular pentagon. one side of the square is 6 feet longer than a side of the pentagon, and the figures have the same perimeter. what are the lengths of the sides of each figure?

math - Reiny, Friday, September 24, 2010 at 5:29pm
side of pentagon --- x
side of square --- x+6

solve
5x = 4(x+6)

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