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May 27, 2015

Homework Help: College Calculus

Posted by Maria on Sunday, November 13, 2011 at 9:31pm.

A 13-foot ladder is leaning against a vertical wall. If the bottom of the ladder is being pulled away at a rate of 2 feet per second, how fast is the area of the triangle formed by the wall, the ground, and the ladder changing when the bottom is 12 feet away from the wall?

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