- A160°
- B120°
- C100°
- D80°
Step-by-Step Solution
Let the second be . Then , so and °. Third = 80° + 40° = 120°. (160° is the first angle.)
Answer: B) 120°
Three angles fill the space around a point. The first is twice the second, and the third is 40° more than the second. Find the third angle.
Class 7Angles Around a PointLines and Angles
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