Aball is tossed from an upper-story window of a building. the ball is given an initial velocity of 8.20 m/s at an angle of 17.0° below the horizontal. it strikes the ground 6.00 s later.. (a) how far horizontally from the base of the building does the ball strike the ground? . m. (b) find the height from which the ball was thrown.. . m. (c) how long does it take the ball to reach a point 10.0 m below the level of launching?