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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
Explore the invariant lines of matrix {{-2,5},{6,-9}}
探究由平行線和截線所成的角
Taylor Polynomial
alg2_05_05_01_applet_exp_flvs
What is an Isogonal Conjugate?
Discover Resources
Graph of a Sinusoid #1
Portfolio Project 2
Rotating a triangle
Diagonals of Rectangles
Modul 3.2_Catur Fatmawati_SMPN 6 PPU
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Random Experiments
Step Functions
Parabola
Median Line
Hyperbola