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9 October, 20:48

If angle A and angle B are supplementary angles and angle A is eight times as large as angle B, find the measures of angle A and angle B.

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  1. 9 October, 21:04
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    Step-by-step explanation:

    A=8B

    A+B=180

    8B+B=180°

    9B=180°

    B=20°

    so

    angle A = 8*20=160°

    angle B = 20°
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