A tennis machine placed 10.0 m from the base of a 30.0-m high building has its muzzle pointing toward the building at an angle of 77.0° above the horizontal. A ball is shot such that it barely clears the edge of the building, as shown in Figure A1.10. Determine a. the time it takes the ball to reach the edge of the building. b. the initial speed of the ball as it leaves the machine. c. the landing spot on the roof of the building. Vi I 77° 10 m 30 m

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Projectile Motion