Another Way To Find The Isogonal Conjugate

Another way to find the isogonal conjugate of point P is to reflect lines AP, BP and CP in the angle bisector of the respective vertex. These reflected lines intersect at the isogonal conjugate. In this case, the reflected lines are parallel, so they are considered to intersect at the point at infinity.

 

Steve Phelps

 
Resource Type
Activity
Tags
geometry  triangle 
Target Group (Age)
14 – 18
Language
English
 
 
GeoGebra version
5.0
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