In triangle ABC, Ois the orthocentre and angle BOC is 120°. Calculate

1.	In triangle ABC, Ois the orthocentre and angle BOC is 120°. Calculate angle BAC.
A.	30°
B.	40°
C.	60°
D.	80°
Answer» D. 80°

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In triangle ABC, Ois the orthocentre and angle BOC is 120°. Calculate angle BAC.

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