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A stone is thrown from the top of a building at an angle of -20.0 degrees...

A stone is thrown from the top of a building at an angle of -20.0 degrees relative to the horizontal with an initial velocity of 30.0 m/s. The building is 65.0 m tall. 1. Determine how long the stone is in the air 2. Determine the speed of the stone right before it hits the ground. 3. determine the angle of velocity with respect to the x-axis at impact. 4. Determine where the stone strikes the ground.

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