Isongonal Conjugates are Foci of Inscribed Ellipse

Any two isogonal points P and P' are the foci of an ellipse tangent to the sides of the triangle. It is best to download this sketch, show the construction protocol, and play through the construction.

 

Steve Phelps —

 
Materiaaltype
Werkblad
Tags
ellipse  geometry  triangle 
Doelgroep (leeftijd)
14 – 18
Taal
English
 
 
GeoGebra versie
5.0
keer bekeken
3930
Contacteer de auteur van dit materiaal
 
 
© 2026 International GeoGebra Institute