Homework Help: physics

Posted by Molly on Thursday, October 4, 2012 at 7:18pm.

The punter on a football team tries to kick a football so that it stays in the air for a long "hang time." If the ball is kicked with an initial velocity of 25.2 m/s at an angle of 58.5° above the ground, what is the "hang time"?

physics - bobpursley, Thursday, October 4, 2012 at 7:34pm
hf=hi+vivertical*t-4.9t^2
0=0+25.2sin58.5 -4.9t^2
solve for time in the air, t.

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