A rocket is fired at a speed of 71.0 m/s from ground level, at anangle of 56.0 ° above the horizontal. The rocket is firedtoward an 20.6-m high wall, which is located 20.0 m away. The rocket attains its launch speed in a negligibly short period of time, after which its engines shut down and the rocket coasts. By how much does the rocket clear the top of the wall?