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How do you find the sine, cosine, and tangent of a triangle?

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asked by Sarah
  1. You do not.
    Those are functions of an ANGLE, not a triangle

    They are defined in a right triangle.
    If A is one of the two angles that is not 90 degrees then
    sin A = opposite side/hypotenuse
    cos A = adjacent side / hypotenuse
    tan A = sin A/cos A = opposite/adjacent

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    posted by Damon
  2. Thank you!

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    posted by Sarah

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