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charle [14.2K]
3 years ago
5

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

Mathematics
2 answers:
soldi70 [24.7K]3 years ago
6 0

Answer: 100

Step-by-step explanation:

just did it

Aleonysh [2.5K]3 years ago
4 0
Supplementary angles, when added, equal 180 degrees

so < A + < B = 180...and if < A = 80
     80 + < B = 180
     < B = 180 - 80
    < B = 100 <==
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