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11 January, 20:28

Angles $A$ and $B$ are supplementary. If the measure of angle $A$ is $8$ times angle $B$, what is the measure of angle A?

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  1. 11 January, 23:17
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    A = 160

    Step-by-step explanation:

    anlge A is 8 times angle B so angle A is 8B

    The sum of supplementary angles is 180

    B + 8B = 180

    9B = 180

    B = 20

    AngleB=20

    Angle A = 8*20 = 160
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