Ina triangle one angle is twice the other and their sum is the third a

1.	Ina triangle one angle is twice the other and their sum is the third angle. The angles are:
A.	30°, 60°, 90°
B.	20°, 40°, 60°
C.	40°, 80°, 120°
D.	None of these
Answer» B. 20°, 40°, 60°

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Ina triangle one angle is twice the other and their sum is the third angle. The angles are:

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