Projectile Motion - Trajectory

[melle_87@hotmai]

Homework Statement

There is a point A and point B, with 200 m distance between the two. In the center, there is a 100 m wall. What is the minimum velocity (and angle) a ball must be thrown to get over the wall?


Basically I'm clueless. I need step by step instructions.


THANKS!

 

[learningphysics]

What is the vertical velocity required to cross that wall?