1. The problem statement, all variables and given/known data Tennis Ball hit at a vertical speed of 10 m/s & Horizontal speed of 30 m/s. How long will the ball remain in the air? How far will the ball travel horizontally? 2. Relevant equations I am not sure which equation to use? The angle that the ball was hit is not given, would I try all angles? 30,37,45,57,60? I know that 45 would give the max distance 3. The attempt at a solution Answers given: How far: 60m How long: 2s Thanks!