GoGeometry Action 53!

Topic:Angles, Incircle or Inscribed Circle, Right Triangles

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the blue angle? How can we formally prove this true?

Quick (Silent) Demo

New Resources

Tracing the cone
Untitled
Geometric pattern
bewijs stelling van Pythagoras
Canvas sizes

Discover Resources

Cool Star
Park CH.8 Summative Project
Average Rate of Change
LaiyaCardiB&B
Logo KEVIN DURANT

Discover Topics

Cube
LCM and GCD
Rotation
Rectangle
Limits