studying 4 test! angle ball clears roof?

Question

You're 5.0from one wall of a house. You want to toss a ball to your friend who is 5.0 fromthe opposite wall. the throw and catch each occur 1m above the groiund.
a. what minimum speed will allow the ball to clear the roof
b. at what angle should you toss the ball.

Answer 1

You left out a lot of information. How far apart are the walls and how high is the roof?