Vf = Vi + gt Vfy = Viy 2 + 2 g(Ay) Ay =Viyt+ 1/2 gt X = Vxt K = V-sIn28/9.8 g= -9.8 m/s2 4 vi = 20.5m/s 16. A field goal kicker kicks a ball 39 m from the goal posts. He kicks it at 20.5 m/s at an angle of 43 degrees above the horizontal. The crossbar is 3.5 m high. Was the kick good? Ay = vive & 20. 5 m /s Vix=ViLOSO= g (tz) Vix