Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Incircle, Excircle, and Nine-point Circle
Author:
Steve Phelps
Topic:
Circle
The Nine-point circle is internally tangent to the incircle and externally tangent to the three excircles.
GeoGebra
New Resources
Pythagorean Template: Integer Legs
Pythagorean Theorem: Quick Illustrator
Function art 3D - waiting shed (v2)
Odd Function Explorer
What Do You See?
Discover Resources
Die O Patroon
Pendulum #14
Affine transformations: matrix
Pavage modifiable p1
Tetrahedron: AR Exploration Template
Discover Topics
Binomial Distribution
Standard Deviation
Poisson Distribution
Vectors 3D (Three-Dimensional)
Variance