GoGeometry Action 13!

Thème :Cercle, Droite Sécante ou Sécante

Creation of this applet was inspired by a tweet from Antonio Gutierrez. In the applet below, the blue circle and green circle are concentric circles. How can you formally prove what this applet informally illustrates?

Quick (Silent) Demo

Nouvelles ressources

Visualizing the Pythagorean Identity with Sine and Cosine
apec
bewijs stelling van Pythagoras
အခြေခံ data အခေါ်အဝေါ်များ
Neuberg's Theorem

Découvrir des ressources

Cubics and Quartics
CHS Parabola path test
Trapezoide
การบวกจำนวนเต็ม
Special Lines in Triangles

Découvrir des Thèmes

Cercle Inscrit ou Circonscrit
Droites
Régression Linéaire
Mode
Cerf-Volant