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In a triangle ABC , the internal bisectors of angles B and C meet at P and the external bisectors of the angles B and C meet at...Question
In a triangle ABC , the internal bisectors of angles B and C meet at P and the external bisectors of the angles B and C meet at Q. prove that:
angle BPC + angle BQC = 2 rt. angles.
angle BPC + angle BQC = 2 rt. angles.
Answers
surender kumar
AngleBPC+angleBQC=180 degrees