GoGeometry Action 62!

Onderwerp:Cirkel

Creation of this applet was inspired by a tweet from Antonio Gutierrez. Both circles are tangent to each other at the small white point. How can we formally prove what this applet informally illustrates?

Quick (Silent) Demo

Nieuw didactisch materiaal

Rolling Circles and Polygons
Damped Trochoidal Curve
bewijs stelling van Pythagoras
Some random function
Model sferyczny - dwunastościan-dwudziestościan

Ontdek materiaal

Jordan's Geogebra Task
Quadratic Function f(x)= a x^2
The Differential: Mapping Diagrams and Graphs
Adjacent Angles
iuiuy

Ontdek onderwerpen

Boomdiagram
Ruit
Bijzondere punten
Veelhoeken
Prisma