Question

A rifle that shoots bullets at 460 m/s is to be aimed at a target 45.7 m away. If the center of the target is level with the rifle, how high above the target must the rifle barrel be pointed so that the bullet hits dead center?

Answer 1

never mind i figured it out

Answer 2

p.e=k.e
mgh=1/2mv2
h=v2/2g
h=(360)2/2x10
try??