- A80°
- B70°
- C60°
- D90°
Step-by-Step Solution
Angles in AP sum to 180, so the middle angle = 60°. If smallest is 40, then 40, 60, 80. Largest = 80°.
Answer: A) 80°
The angles of a triangle are in AP and the smallest angle is 40°.
Find the largest angle of the triangle.
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