Thursday
July 31, 2014

Homework Help: physics

Posted by jay on Friday, November 26, 2010 at 7:32pm.

A quarterback throws the football to a stationary receiver who is 22.7 m down the field.The football is thrown at an initial angle of 39◦ to the ground.
The acceleration of gravity is 9.81 m/s2 .
a) At what initial speed must the quarter-
back throw the ball for it to reach the receiver?

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