A tennis ball is hit vertically upward with a speed of 210
A tennis ball is hit vertically upward with a speed of 21.0 m/s from the roof of an office building that is 275 feet above the ground. How long after being hit does the ball strike the ground? (Answer in seconds please)
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a tennis ball is hit vertically upward with a speed of 210 ms from the roof of an office building that is 275 feet
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