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2 years ago

∠1 and ∠2 are supplementary angles. If m∠1 = 77°, then m∠2 =

Mathematics

1 answer:

posledela2 years ago

7 0

Answer:

B. 103°

Step-by-step explanation:

Supplementary angles add up to 180°, so we can find the measure of angle 2 by subtracting 77 from 180

180 - 77

= 103

So, m∠2 is 103°

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