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
New Resources
Intercenter
Veronika
Incenter
Sum of Interior Angle Measures of a Polygon
measuring the Unit Circle
Discover Resources
CCGPS CA 3.7.2 Example 3
Rotation: Find the centre task 3 (NJT)
Showing SSA
מימון הטיול
fraction
Discover Topics
Normal Distribution
Division
Random Variables
Conditional Probability
Area
