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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
Roll 6d five times
Flip 4 Coins
Balls in an Urn
Experiments with Transformations in the Plane
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Discover Resources
Root Function Transformation Graph 4
lines
Factoring Polynomials
RC Circuit
Discover Topics
Multiplication
Numbers
Variance
Cube
Translation