The Inscribed Ellipse with Foci H and O and Center N.

The orthocenter and circumcenter are the foci of an inscribe ellipse with center being the center of the nine-point circle. It is the envelope of the perpendicular bisector of H and a point on the circumcircle. Press PLAY to see the animation.

 

Steve Phelps

 
Materialtyp
Aktivität
Tags
ellipse  geometry  triangle 
Zielgruppe (Alter)
14 – 18
Sprache
English
 
 
GeoGebra Version
5.0
Ansichten
4656
Kontaktiere Autor des Materials
 
 
© 2025 International GeoGebra Institute