Copy of Feuerbach's Theorem

Autor:cornel welster, 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.

Novi radovi

רישום חופשי
Discriminant of y = ax² + bx + c
Steel Chair
bewijs stelling van Pythagoras
Sine and Cosine on the Unit Circle

Istraži uratke

GeoGebra Square
Congruence Triangle Problem with transformations
Sydney Harbor Bridge (systems p3)
Curve
Zadatak - Prizma 5

Otkrij teme

Mnogokuti
Linearne funkcije
Statistika
Tangenta
Parabola