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Standing on the roof of a 61 m tall building, you throw a ball straight up...

Standing on the roof of a 61 m tall building, you throw a ball straight up with an initial speed of 19.5 m/s. If the ball misses the building on the way down, how long will it take from you threw the ball until it lands on the ground below? Give your answer in seconds and round the answer to three significant figures.

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Answer #1

u the ball hasto 2xar 6.04 second亼 ons 女 o. rlーと 61

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