Asked by harshil92 | 26th Apr, 2010, 07:35: PM

Expert Answer:

consider triangle BOC,

angle BOC+ angle OBC+ angle OCB=180... angle sum property

angle BOC+(B/2)+(C/2)=180


BOC+[(180-A)/2]=180... Since the sum of A,B,C is 180 degrees.


note... the bisectors must meet at O not C as you have mentioned.

Answered by  | 26th Apr, 2010, 11:05: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.