Posted by **sunny** on Friday, July 27, 2012 at 10:59am.

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.

## Answer This Question

## Related Questions

- geometry - In a triangle ABC , the internal bisectors of angles B and C meet at ...
- math - In triangle ABC,angle B=2times angle A. The bisectors of these angles ...
- math - triangle ABC is isoceles with segment AB congruent tp segment AC. Angle A...
- MATHS - In a quadrilateral ABCD, Angle A = 120 degrees, Angle B = 140 degrees. ...
- Maths - In a quadrilateral ABCD, angle A = 120 degrees angle B = 140 degrees The...
- geometry - Prove that the angle bisectors of the base of the isosceles angles of...
- help math - In triangle ABC, points D,E,F are on sides BC,CA,AB respectively ...
- mathematics - ABCD is a parallelogram.the bisectors of the angle and C meet the ...
- GEOMETRY (Angles) PLEASE - in triangle ABC, angle b is 5 more than twice angle A...
- maths - i will be greatefull,if you help me in answering the below problem: 1.)...

More Related Questions