maximum height. What is the angle of projection? 6. A playground is on the flat roof of a city school, 6.00 m above the below). The vertical wall of the building is h = 7.00 m high, foi railing around the playground. A ball has fallen to the street below returns it by launching it at an angle of 0 = 53.0° above the horizo 24.0 m from the base of the building wall. The ball takes 2.20 vertically above the wall. (a) Find the speed at which the ball was the vertical distance by which the ball clears the wall. (c) Find the from the wall to the point on the roof where the ball lands.​