if two angles of a triangle have measures of 42 degrees and 20 degrees what is the measure of the third

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if two angles of a triangle have measures of 42 degrees and 20 degrees what is the measure of the third

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    2021-10-14T23:34:22+00:00

    Every triangle has an angle measure of 180 degrees.

    so 42+20+x (where x is the measure of the third angle)=180

    Combine like terms.

    62+x=180

    Subtract 62 from both sides

    x=118.

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