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13-11-2019
Mathematics

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Angles A and B are supplementary. Angle A has a measure of 54 what is the measure of B

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13-11-2019

Answer:

The measure of B is 126.

Step-by-step explanation:

When 2 angles are supplementary, they add up to 180. Since you already know one of the angles (A), you can find out what angle B is.

180-54=126

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