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04-03-2018
Physics

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A ball is thrown at an angle of 45Â° to the ground. if the ball lands 87 m away, what was the initial speed of the ball? (round your answer to the nearest whole number. use g â 9.8 m/s2.)

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ChiazokamUzoegwu1 ChiazokamUzoegwu1

15-03-2018

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