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‘O' is the orthocentre of `triangle ABC`.Then `angle BOC +angle BAC` is equal to:
O, `triangle ABC` में, `triangle ABC` का लंबकेंद्र है, तो `angle BOC +angle BAC` कितना होगा?

A

A)`180^@`

B

B)`90^@`

C

C)`120^@`

D

D)`135^@`

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CHAMPION PUBLICATION-2014 TIER-II PAPER(18)-EXERCISE
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