6. A rock is thrown off the edge of a cliff with an initial velocity of 30m/s at an angle of 53 with respect to the horizontal. The cliff is 100 m high. a. How high above the edge of the cliff does the rock rise? b. How far has the rock moved horizontally when it reaches its maximum height? c. How long after the launch does the rock hit the ground? d. How far does the rock travel horizontally? e. What are the horizontal and vertical positions of the rock relative to the edge of the cliff at t = 2 sec, t = 4 sec, and t = 6 sec