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Teorema di Feuerbach
Author:
Marcello PEDONE
Il cerchio inscritto è tangente internamente al cerchio dei nove punti e questo è tangente esternamente ai tre cerchi ex-inscritti.
GeoGebra
New Resources
Divisible Polynomials - Remainder and Factor Theorems
What is an Isogonal Conjugate?
Cube of a Binomial - Volume Model
Lorenz Attractor: Multiple particles
Taylor Polynomial
Discover Resources
Addition facts to 20
Lab 4
Dynamic Pythagoras
Test
Icosian Game
Discover Topics
Integers
Orthocenter
Interest Calculation
Probability
Calculus