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In a A B C , if /A=60^0,\ /B=80^0 and t...

In a ` A B C ,` if `/_A=60^0,\ /_B=80^0` and the bisectors of `/_B\ a n d\ /_C` meet at `O ,` then `/_B O C=` `60^0` (b) `120^0` (c) `150^0` (d) `30^0`

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In a A B C , if /_A=60^0,\ /_B=80^0 and the bisectors of /_B\ a n d\ /_C meet at O , then /_B O C= (a) 60^0 (b) 120^0 (c) 150^0 (d) 30^0

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