The bisects of exterior angles at b and c of triangle abc meet at o. If angle a = x , then angle boc = ?
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Step-by-step explanation:
In ABC , ABC + ACB + BAC = 180 ABC + 70 + 50 = 180 ABC = 60∘ OCB = 12 (180 - ACB) OCB = 12(180 - 50) OCB = 65∘ OBC = 12 (180 - ABC) OBC = 12(180 - 60) ...
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