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If the height of the ramp was 1.2 m above the floor, how long would it take for the marble to hit the
ground after it left the ramp?

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Broothatslaylah

Answer:

A ramp for unloading a moving truck, has an angle of elevation of 30∘. If the top of the ramp is 0.9m above the ground level, then find the length of the ramp.

Explanation:

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