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What is the measurement of angle b? Please refer to image.
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What is the measurement of angle b? Please refer to image.

What is the measurement of angle b? Please refer to image.-example-1
User George SEDRA
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1 Answer

3 votes

Answer:

36

Explanation:

Angle a is 180 - 117 = 63.

The angles of a triangle = 180, so 63 + 81 + b = 180 => b = 36.

User Turamarth
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