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Thread: find the requested trig function value of...

  1. October 25th 2007, 05:11 PM #1
    HelpMePleaseFriend
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    find the requested trig function value of...

    Find the requested function value of θ.

    If sin θ = 4 over 13, find cos θ

    help plz
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  2. October 25th 2007, 06:38 PM #2
    Jhevon
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    Quote Originally Posted by HelpMePleaseFriend View Post
    Find the requested function value of θ.

    If sin θ = 4 over 13, find cos θ

    help plz
    recall \sin^2 \theta + \cos^2 \theta = 1

    plug in the value for \sin \theta and solve for \cos \theta
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