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March 30, 2015

March 30, 2015

Posted by **Naomi** on Tuesday, November 30, 2010 at 11:32pm.

- Math -
**PsyDAG**, Wednesday, December 1, 2010 at 12:57pmLet x = height of wall and use Pythagorean theorem.

x^2 + x^2 = (x+2)^2 = x^2 + 4x + 4

Move all terms to left hand side of equation.

x^2 - 4x - 4 = 0

Unfortunately, I don't see how to factor this.

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