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M <1=

A. 40
B. 80
C. 160

M <1= A. 40 B. 80 C. 160-example-1
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User Damith
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1 Answer

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Answer:

A. 40

Explanation:

In such a geometry the measure of the angle is the average of the measures of the intercepted arcs.

∠1 = ∠3 = (50° +30°)/2 = 40°

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User Aleski
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