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December 18, 2014

December 18, 2014

Posted by **Armelia** on Friday, July 23, 2010 at 9:58pm.

- algebra -
**bobpursley**, Friday, July 23, 2010 at 10:05pm33=x(x+5)

find x, the height, first.

x^2+5x-33=0

use the quadratic equation

x=-5/2 +-1/2 sqrt (25+132)

= -2.5+1/2 sqrt157

ignore the negative answer.

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