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英语翻译A tennis ball thrown horizontally from the top of a water tower lands 20m from the base of the tower.if the tennis ball is initially thrown at a velocity of 10m/s,how high is the water tower?How long does it take the tennis ball to reach the ground?

分类: 作业答案 • 2021-12-20 07:02:56
问题描述：

英语翻译
A tennis ball thrown horizontally from the top of a water tower lands 20m from the base of the tower.if the tennis ball is initially thrown at a velocity of 10m/s,how high is the water tower?How long does it take the tennis ball to reach the ground?

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