In a ∆ABC, the bisector ∠B and ∠C meets at O. Prove that ∠BOC

1.	In a ∆ABC, the bisector ∠B and ∠C meets at O. Prove that ∠BOC = 90° + angle A/2 .
Answer» ANSWER: i cannot UNDERSTAND this QUESTION answer

In a ∆ABC, the bisector ∠B and ∠C meets at O. Prove that ∠BOC = 90° + angle A/2 .

Answer»

ANSWER:

i cannot UNDERSTAND this QUESTION answer

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In a ∆ABC, the bisector ∠B and ∠C meets at O. Prove that ∠BOC = 90° + angle A/2 .

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