JEE Advance - Mathematics (1990 - No. 10)
If $$A,\,B$$ and $$C$$ are in arithmetic progression, determine the values of $$A,\,B$$ and $$C$$.
A = 30°, B = 60°, C = 90°
A = 45°, B = 60°, C = 75°
A = 60°, B = 60°, C = 60°
A = 15°, B = 45°, C = 75°
A = 75°, B = 60°, C = 45°
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