math
posted by Mika .
In triangle ABC, angle A = 80 degrees. The bisector of angle B and angel C intersect at point P. Angle BPC = what?

angle BPC=1801/2 (B+C)
but B+C=180A 
bdclgffhxsma

bdclgffhxsma

100

110
posted by Mika .
In triangle ABC, angle A = 80 degrees. The bisector of angle B and angel C intersect at point P. Angle BPC = what?
angle BPC=1801/2 (B+C)
but B+C=180A
bdclgffhxsma
bdclgffhxsma
100
110