Posted by **matt** on Thursday, October 20, 2011 at 7:56pm.

A ball is thrown horizontally from the top of a building 30.1 m high. The ball strikes the ground at a point 66.8 m from the base of the building.

The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion. Answer in units of s

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**bobpursley**, Thursday, October 20, 2011 at 8:56pm
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