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March 1, 2015

March 1, 2015

Posted by **Jahn** on Wednesday, October 26, 2011 at 9:03pm.

observed to reach its maximum height above

ground level 2.2 s after being hit. 1.3 s after

reaching this maximum height, the ball is

observed to barely clear a fence that is 780 ft

from where it was hit.

The acceleration of gravity is 32 ft/s

2

.

How high is the fence?

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