Feuerbach's Theorem

Auteur :kmack328, V8frr

Feuerbach's theorem, which states that the nine-point circle is tangent to the three excircles of the triangle as well as its incircle. Drag A, B and C to see that this reamins invariable for any triangle.

Nouvelles ressources

Congruent Sides & Angles in △s: Exploration
希尔伯特曲线
Congruent Figures
Function art 3D - waiting shed
Perpendicular Lines: Quick Exploration

Découvrir des ressources

Many areas lab
EA_exercício4_f2
Nine Point Circle
Kite presentation
Angle bisectors 11/13 Westerlund

Découvrir des Thèmes

Solides de l'Espace
Suites et Séries
Probabilité Conditionnelle
Constructions
Cylindre