A man stands on the roof of a 15.0-m-tall building and throwsa rock with a speed of 30.0 m/s at an angle of 33.0 above the horizontal.Ignore air resistance. Calculate the speed of the rock just before it strikes the ground
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A man stands on the roof of a 15.0-m-tall building and throws
a rock with a speed of 30.0 m/s at an angle of 33.0 above the horizontal.
Ignore air resistance. Calculate the speed of the rock just before it strikes
the ground
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