GoGeometry Action 63!

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. Feel free to move any of the triangle's vertices anywhere you'd like. How can we formally prove what is informally illustrated here?

Quick (Silent) Demo

New Resources

'Einstein' tile vitral
Spherical dodecahedron/icosahedron
Untitled
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Multiplying 4-Digit by 4-Digit Numbers Using an Area Model

Discover Resources

Incenter
shapes that move with markings
munstrer
Površina trokuta
Young

Discover Topics

Function Graph
Mathematics
Percentages
Volume
Triangles