only answer question 20

a building 130 m high. The ball Strikes tilt ground 73 m horizontally from the point of release. Calculate the distance d she travels along What is the speed of the ball just before it the incline before landing. strikes the ground? Answer in units of m. Answer in units of m/s. 021 (part 2 of 3) 10.0 pointsk 020 (part 1 of 3) 10.0 points Determine how long the ski jumper is air- A ski jumper travels down a slope and leaves borne. the ski track moving in the horizontal direc- Answer in units of s. tion with a speed of 21 m/s as in the figure. The landing incline below her falls off with a 022 (part 3 of 3) 10.0 points slope of 0 = 57 What is the magnitude of the relative angle o The acceleration of gravity is 9.8 m/s2 . with which the ski jumper hits the slope? Answer in units of