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April 21, 2015

Homework Help: Pre-Calculus Algebra

Posted by anonymous on Sunday, October 24, 2010 at 7:18pm.

A building is 2 ft from a 9-ft fence that surrounds the property. Worker wants to wash window in the building 13 ft from the ground. He wants to place ladder over fence so it rests against the building. He decides he should place the ladder 8 ft from the fence for stability. to nearest tenth of foot, how long does ladder need to be?

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