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A playground is on the flat roof of a city school, 6.00 m above the street...

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Physics

A playground is on the flat roof of a city school, 6.00 m abovethe street below. The vertical wall of the building is 7.00 m high,forming a 1.00 m high railing around the playground. A ball hasfallen to the street below, and a passerby returns it by launchingit at an angle of 53.0° above the horizontal at a point 28.0 m fromthe base of the building wall. The ball takes 2.10 s to reach apoint vertically above the wall.

(a) Find the speed at which the ball was launched.
m/s

(b) Find the vertical distance by which the ball clears thewall.
m

(c) Find the distance from the wall to the point on the roof wherethe ball lands.
m

Answer & Explanation Solved by verified expert
3.8 Ratings (369 Votes)
Part a The horizontal distance is x 280m the launching angle is    See Answer
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