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Need help!

  1. Nov 20, 2007 #1
    A projectile is fired from 35ft above the ground level at an angle 35 deg. It hits the ground 100 ft away (horizontal distance). Find initial speed, travel time and max hight above the ground.
    can somebody solve this or point me in the right direction, thank you!
     
  2. jcsd
  3. Nov 20, 2007 #2
    Relevant equations:
    1)[tex]\frac{1}{2}mv_y^2=mgh[/tex]
    2)[tex]y=v_yt-\frac{1}{2}gt^2[/tex]
    3)[tex]x=v_xt[/tex]
     
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