Homework Help: math

Posted by kristen on Sunday, March 27, 2011 at 9:14am.

When a square piece of paper is folded in half vertically, the resulting rectangle has a perimeter of 39cm. In square centimeters, find the area of the original square piece of paper.

math - PsyDAG, Sunday, March 27, 2011 at 11:26am
Let x = side of square

2(.5x) + 2x = 39

3x = 39

x = 13

x^2 = ?
math - Jeffery, Thursday, December 20, 2012 at 9:56pm
the area of the original square piece of paper are 169

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