Asked by hi
The building is 15m tall. A ball was dropped from the top of the building. How long does it take for the ball to hit the ground?
Answers
Answered by
mathhelper
4.9t^2 = 15
t^2 = 15/4.9
t = √(15/4.9) = 1.75 sec
t^2 = 15/4.9
t = √(15/4.9) = 1.75 sec
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