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38 votes
Find the measure of b.

Find the measure of b.-example-1
User Fasseg
by
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1 Answer

21 votes
21 votes

Answer:

b = 55°

Explanation:

The angle at the centre is twice the angle on the circle subtended by the same arc, then

a = 0.5 × 110° = 55°

Angles on the circumference subtended by the same arc are congruent, so

b = a = 55°

User Starlina
by
2.5k points