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4 May, 04:38

The measure of an angle's supplement is 30 less than the measure of the angle. find the measure of the angle and its supplement.

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  1. 4 May, 06:33
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    Supplementary angles sum to 180

    let the angle be x

    the angles supplement is x-30

    x+x-30=180

    2x=210

    x=105

    the angles measure 105° and 75°
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