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What is the measure of angle b?
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What is the measure of angle b?

What is the measure of angle b?-example-1
User Cevin Ways
by
3.4k points

2 Answers

9 votes

Answer:

B is 36 degrees, and a is 63 degrees

Explanation:

180 - 117 = 63

a = 63 degrees

81 + 63 + b = 180

144 + b = 180

180 - 144 = b

36 degrees = b

User Hary
by
3.3k points
4 votes

Answer:

b=36

Explanation:

by triangle exterior theorem

b+81 = 117

b=36

User Jimi Hendrix
by
3.4k points
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