GoGeometry Action 65!

Author:Tim Brzezinski

Creation of this applet was inspired by a post from Antonio Gutierrez (GoGeometry). How can we formally prove what this applet informally illustrates?

New Resources

seo tool
Untitled
bewijs stelling van Pythagoras
Making New Year's resolutions for 2026
Reflection across a line

Discover Resources

Envelope for 14 Feb
Transformation3CWoods
Law of Sines - Ambiguous Case Demonstration
Isogononal transformations - image of a circle
Constructing an Inscribed Equilateral Triangle + Activities

Discover Topics

Quadratic Equations
Distributions
Mode
Similar Triangles
Logarithmic Functions