During a do-it-yourself roof repair project, you are on the roof of your house and accidentally drop your hammer. The hammer then slides down the roof at constant speed of 4.9 m/s. The roof makes an angle of 33° with the horizontal, and its lowest point is 15 m from the ground. (Ignore any effects due to air resistance.)

Question

mpari13 · Answer

need help finding 
a) How long after leaving the roof does the hammer hit the ground?
b)what is the horizontal distance traveled by the hammer between the instant it leave the roof and the instant it hits the ground?