In a triangle ABC, if ∠A + ∠C = 140° and ∠A + 3∠B = 180°, th – McqOptions

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1.	In a triangle ABC, if ∠A + ∠C = 140° and ∠A + 3∠B = 180°, then ∠A is equal to:
A.	0°
B.	0°
C.	0°
D.	0°
Answer» D. 0°

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