Geometry Mathley 14.2 angle bisector related to Euler Circle
Source:
June 7, 2020
Euler Circletangent circlesangle bisectorgeometryEuler
Problem Statement
The nine-point Euler circle of triangle is tangent to the excircles in the angle at respectively. Prove that bisects the angle if and only if bisects the angle .Đỗ Thanh Sơn