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In A B C ,A B=A C , and the bisectors...

In `A B C ,A B=A C ,` and the bisectors of angles `B` and `C` intersect at point `O` . Prove that `B O=C O` and the ray `A O` is the bisector of angles `B A Cdot`

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To prove- BO=CO and `/_BAO=/_CAO`
Proof- `In/_ABC`
`AB=AC`
`/_B=/_C`
`1/2/_B=1/2/_C`
`/_QBC=/_QCB`
`In/_OBC`
`/_OBC=/_QCB`
...
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