Civil Service Exam Reviewer · Measurement and Geometry · easy

Two angles of a triangle measure 50° and 89°. What is the third angle?

1. 221°
2. 41°
3. 20.5°
4. 139°

Answer

B. 41°

Solution

Angles of a triangle sum to 180°: 180 − 50 − 89 = 41°.

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