Posted by Caitlin on Sunday, September 23, 2012 at 11:10am.
looking at energy, at the highest point, the ball will have no vertical KE, so total energy will be initial PE+initialKE
topenergy=initial energy
1/2 mVhoriz^2+mg(height)=1/2 m19.9^2+mg(1.38)
where Vhoriz=19.9cosine33.8deg
solve for height.
and Vhoriz is the speed at the hightest point.
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