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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
closest unit squares relative to their inclination
closest 3 unit squares relative to their inclination
רישום חופשי
Introduction
Long Division Blank Template: Max 5 Steps
Discover Resources
complex roots of unity
ratio1
The Function y=sinx
Discover Topics
Circumcircle or Circumscribed Circle
Differential Calculus
Equations
Numbers
Vectors 2D (Two-Dimensional)