A stone thrown off a bridge 20m above a river has an initial velocity of 12m/s at an angle of 45° above the horizontal.

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answerhappygod
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A stone thrown off a bridge 20m above a river has an initial velocity of 12m/s at an angle of 45° above the horizontal.

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A stone thrown off a bridge 20m above a river has an initial velocity of 12m/s at an angle of 45°
above the horizontal. (a) What is the range of the stone? (b) With what speed does the stone strike the water? What is the angle of impact?
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