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October 25, 2014

Homework Help: physics

Posted by bob on Friday, September 2, 2011 at 6:12pm.

An observer, whose eyes are 1.97 m above the ground, is standing 47.0 m away from a tree. The ground is level, and the tree is growing perpendicular to it. The observer's line of sight with the treetop makes an angle of 25.0 above the horizontal. How tall is the tree?

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