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Thread: Trig question

  1. April 8th 2012, 05:44 PM #1
    tankertert
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    Trig question

    How would one solve

    cos theta = 0.53
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  2. April 8th 2012, 08:11 PM #2
    princeps
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    Re: Trig question

    Quote Originally Posted by tankertert View Post
    How would one solve

    cos theta = 0.53
    perhaps , using WA
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  3. April 9th 2012, 03:08 AM #3
    skeeter
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    Re: Trig question

    Quote Originally Posted by tankertert View Post
    How would one solve

    cos theta = 0.53
    \theta = \cos^{-1}(0.53)

    your calculator will give the principle solution.
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