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Friction problem need help now!

  1. Nov 16, 2009 #1
    i got it.
     
    Last edited: Nov 17, 2009
  2. jcsd
  3. Nov 16, 2009 #2

    ideasrule

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    Homework Helper

    Start by drawing a free-body diagram, labelling all forces, and writing out Newton's second law for both the x and y directions.
     
  4. Nov 16, 2009 #3

    Fxdirection=42cos30+[(12kg)(9.8m/s2)]
    Fydirection=42sin30+[(12kg)(9.8m/s2)]


    something like that?
     
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