Find the angle below the horizontal made by velocity vector

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A ball is thrown horizontally with a speed of Vo = 20.0 m/s from the top of a building of height h = 42.1 meters. When the ball hits the ground, it is traveling with a speed of 35.0 m/s. What is the angle below the horizontal made by the velocity vector of the ball when it hits the ground?

Reference no: EM13543693

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