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pre calc

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You are three miles north and two miles east of a cabin. On what bearing must you walk to reach the cabin?
How far are you from the cabin ?

  • pre calc -

    You must go 3 miles south and 2 miles west
    The tangent of the angle west of south will be
    tan A = 2/3
    so A = 33.7 degrees west of south
    as a true compass heading that is 180 + 33.7 = 213.7 degrees true heading

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