The measure of the supplement of an angle is twice the measure of the angle. What is the measure of each angle?​

Question

The measure of the supplement of an angle is twice the measure of the angle. What is the measure of each angle?​

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Eirian 4 years 2021-08-09T16:23:05+00:00 1 Answers 7 views 0

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    2021-08-09T16:24:19+00:00

    Answer:

    120° and  60°

    Step-by-step explanation:

    Suplementary angles sum 180°

    then:

    a + b = 180°

    b = 2a

    then:

    a + 2a = 180°

    3a = 180°

    a = 180/3

    a = 60°

    b = 2a

    b = 2*60

    b = 120°

    Check:

    120° + 60° = 180°

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