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Homework Help: Distance, trig

  1. Jul 31, 2009 #1
    1. The problem statement, all variables and given/known data
    A biker travels from a town due north along a secondary road. If the cabin he is going to is 100km N 20o W of the town, how far east will he have to travel when he reaches the east/west road?

    2. Relevant equations
    Sine,Cos,Tan, a^2+b^2=c^2

    3. The attempt at a solution
    i tried drawing this question out, but i cant seem to understand what it is im suppossed to do..
  2. jcsd
  3. Jul 31, 2009 #2
    nevermind. i figured it out.
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