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GrogVix [38]
3 years ago
8

A 85° O A. 45 o E O B. 32.5 B C. 52.5 D. 65 SUBMIT

Mathematics
1 answer:
podryga [215]3 years ago
6 0

Answer:

A

Step-by-step explanation:

The formula for external arc measures ia 1/2(x-y) where x is 85 and y is the smaller arc. Knowing the actual angle measurement, we can see that we have 1/2(85 - y) = 20; y = 45. Answer A is your answer.

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