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September 4, 2015

Homework Help: physics

Posted by Anonymous on Wednesday, November 9, 2011 at 11:36am.

a 200lb pound man walks out to the end of a uniform plank which projects perpendiculary over the edge of a roof. the plank is 20 ft long and weights 100lb. how far from the edge of the roof can the plank overhang?

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