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In the adjacent figure DeltaABC, bar(OB)...

In the adjacent figure `DeltaABC`, `bar(OB), bar(OC)` are the angle bisectors of `angleB, angleC` respectively Intersect at 'O'. `angleBOC =130^@`. If `bar(OB)=bar(OC)` , then find `angleA, angleABC, angleACB`.

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VGS PUBLICATION-BRILLIANT-SUMMATIVE ASSESSMENT-SUMMATIVE ASSESSMENT
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