Posted by Hillary on Wednesday, October 21, 2009 at 4:57pm.
When does it get to the top?
Well vf at top is zero.
Vf=0=44-gt
t= 44/g seconds
Then, height is 44*44/g-1/2 g (44/g)^2 above the starting point, then add 70 to get height above the river.
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