Solve the following problem given below:
Problem: A rock is thrown horizontally with a speed of 19 m/s from a vertical cliff of height 34 m.
Part I: How long does it take to reach the horizontal ground below?
s
Part II: How far will it land from the base of the cliff?
m
Part III: What is the velocity (magnitude and direction counterclockwise from the +x-axis, which is the initial horizontal direction in which the rock was thrown) of the rock just before it hits the ground?
I need tutor help to solve the above problem and thanks in advance.