CBSE Class 9 Answered
If the
bisectors of the angles ABC and ACB of a triangle ABC meet at point O then prove that
BOC = 90o + .
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Given : In ABC, BO and CO are bisectors of ABC and ACB
To prove : BOC = A
Proof: In BOC,
OBC + BCO + BOC = 180o
OBC + BCO = 180o - BOC ...(i)
In ABC,
ABC + BCA + A = 180o
From (i) and (ii)
Hence proved.
Answered by | 04 Jun, 2014, 03:23: PM
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