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Math Help - simple trig

  1. #1
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    simple trig

    are my calculations correct
    my answer of 130m seems wrong to me
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  2. #2
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    Here's your mistake:

    tan(40) = 0.839099631...

    x = 24/tan(40) = 28.6

    She walked 140-28.6 = 111.4 m.

    EDIT: I suggest that you don't evaluate the tangent ratios until the very end. This way you can get a more accurate answer.
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  3. #3
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    Quote Originally Posted by Chop Suey View Post
    Here's your mistake:

    tan(40) = 0.839099631...

    x = 24/tan(40) = 28.6

    She walked 140-28.6 = 111.4 m.
    ah thanks alot
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