GeoGebra
ATC Triangle Centers
Circles Associated with Triangles
Constructing the Circumcircle
Constructing the Incircle
Constructing an Excircle
Constructing the Nine-Point Circle
The Circumcircle and the Nine-Point Circle
Triangles Associated with Other Triangles
The Cevian Triangle
The Pedal Triangle
The Wallace-Simson Line
Minimizing the Triangle Perimeter
Centers Associated with the Medial Triangle
The Spieker Center
The Nine-Point Center
A Triangle Cleaver
Cleavers and Angle Bisectors
Three Cleavers Concur
Centers Associated with the Incircle
The Gergonne Point
The Nagel Point
The Feuerbach Point
The Fermat Point
Minimizing the Sum of Distances
The Fermat Point Construction
The Orthocenter
Tracing the Orthocenter
The Orthocenter Locus
The Orthocentric Quartet
GeoGebra
ATC Triangle Centers
Author:
Steve Phelps
Table of Contents
Circles Associated with Triangles
Constructing the Circumcircle
Constructing the Incircle
Constructing an Excircle
Constructing the Nine-Point Circle
The Circumcircle and the Nine-Point Circle
Triangles Associated with Other Triangles
The Cevian Triangle
The Pedal Triangle
The Wallace-Simson Line
Minimizing the Triangle Perimeter
Centers Associated with the Medial Triangle
The Spieker Center
The Nine-Point Center
A Triangle Cleaver
Cleavers and Angle Bisectors
Three Cleavers Concur
Centers Associated with the Incircle
The Gergonne Point
The Nagel Point
The Feuerbach Point
The Fermat Point
Minimizing the Sum of Distances
The Fermat Point Construction
The Orthocenter
Tracing the Orthocenter
The Orthocenter Locus
The Orthocentric Quartet
Discover Resources
Find Perpendicular Bisector
Reflecting across the x-axis
Visualize Standard Form
Practice Book
Intervalles de confiance et niveau de confiance
New Resources
Frederick_HW10/15
Sebastian_Rectangle
Isabelle Garand_GeogebraHw2
Untitled
MeganYee_GeoGebraHW10/15
