Solve the all parts of given question:
Question: A man stands on the roof of a building of height 13.9m and throws a rock with a velocity of magnitude 33.2 m/s at an angle of 31.7 degree above the horizontal. You can ignore air resistance.
Part A: Calculate the maximum height above the roof reached by the rock.
Part B: Calculate the magnitude of the velocity of the rock just before it strikes the ground.
Part C: Calculate the horizontal distance from the base of the building to the point where the rock strikes the ground.
Explain the each and every step in detail for help. Thanks.