A cannonball is projected downward at an angle of 30O with the horizontal from the top of a building 170 m high. lts initial speed is 40 m/s. Neglecting air resistance, how much time would elapse before it hits the ground? Draw a diagram
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A cannonball is projected downward at an angle of 30O with the horizontal from the top of a building 170 m high. lts initial speed is 40 m/s. Neglecting air resistance, how much time would elapse before it hits the ground? Draw a diagram
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