Last Name First Name Student ID Section A ball is thrown from the roof of a building at a 60.0 angle above the horizontal with a speed of 15.0 m/s. 4.00 seconds later, the ball hits the ground. Ignore the air resistance. A) Determine height of the building. " \\ B) Find the horizontal distance D. 'k 60 \\ given upsociety v = 15 myset horizontal component of velocity = vcosQ = IS cos 60 vertical component of velocity = vsino = 15 5/ 4 60 = in yodith , h= lytt tigtz h = vsinGot- fxg.8x +2 h= 1 5 8 3 x 4 - 1 x 9 . 8 x ( 4 ) 2 h = 51.96 - 78. 4 9 h = 26. 49 meter Horizontal distance X = 15 cos 600 x 4 2 = 15 x - x 4 + ac = 30 meter