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    Deriving angles

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    Given the degrees to two angles of a triangle. A =65º, b = 40º
    Derive the degrees in the angle c.

    © BrainMass Inc. brainmass.com March 4, 2021, 5:50 pm ad1c9bdddf
    https://brainmass.com/math/triangles/deriving-angle-functions-13875

    Solution Preview

    Okay...the sum of the angles of a triangle equal 180.
    That means ...

    Solution Summary

    This shows how to find the third angle in a triangle if two are given.

    $2.49

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