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19 September, 06:14

Angles A and B are supplementary. Angle A has a measure of 80 degrees. What is the measure of angle B

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Answers (2)
  1. 19 September, 06:24
    0
    The sum of two supplementary angles is 180 degrees.

    A+B=180.

    80+B=180

    B = 180-80

    B=100
  2. 19 September, 06:38
    0
    B would be equal to 100.
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