February 22, 2017

Homework Help: physics

Posted by stacy on Thursday, February 17, 2011 at 8:09pm.

A rock is thrown from a cliff top at 18m/s, 25 degrees above the horizontal. It lands on the beach 4.2 seconds later.

a) What is the height of the cliff?
b) Hor far from the base of the cliff did the rock land?

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