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The Nine-Point Center
Author:
Steve Phelps
The Nine-Point center is the center of the circumcircle of the medial triangle. Play through the construction and try your hand in the app below.
GeoGebra
GeoGebra
New Resources
Monkey typing Shakespeare's complete works
Droste effect
Cube of a Binomial - Volume Model
Divisible Polynomials - Remainder and Factor Theorems
Oriented Angles and the Unit Circle
Discover Resources
AM42EB1_LC_DEMO_CH04_003_Trapezoidal Rule
Sümmeetria uurimine
rational functions
Bouncing ball: Friction and gravity
geometric mean
Discover Topics
Stochastic Process or Random Process
Function Graph
Cone
Piecewise Functions
Subtraction