GoGeometry Action 23!

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. White points are moveable at any time. How can you formally prove what this applet informally illustrates?

Quick (Silent) Demo

New Resources

函數的單調性
Select an object for a time to start a command. Light
רישום חופשי
Visualizing the Pythagorean Identity with Sine and Cosine
Neuberg's Theorem

Discover Resources

r_alpha
Shape in a square
min matematik
Parallelogram lab 3
Diagonals of a Trapezoid
Orthic Triangle

Discover Topics

Symmetry
Pie Chart or Circle Chart
Angles
Boxplot
Unit Circle