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August 28, 2015

Homework Help: Physics

Posted by Big Poppa Smurf on Thursday, November 29, 2012 at 8:45am.

A 0.54 kg rock is projected from the edge of the top of a building with an initial velocity of 13.8 m/s at an angle 59◦ above the horizontal.Due to gravity, the rock strikes the ground at a horizontal distance of 20.3 m from the base of the building.How tall is the building? Assume the ground is level and that the side of the building is vertical. The acceleration of gravity is
9.8 m/s^2. Answer in units of m

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