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

Torus
bewijs stelling van Pythagoras
Addition within Two Places
Dividing a 2-digit number by a 1-digit number (2)
רישום חופשי

Discover Resources

משימת אוריינות שומר מסך
Jones
INCENTER
Projective geometry of the Geogebra ellipse
雪花模型

Discover Topics

Natural Numbers
Optimization Problems
Differential Equation
Confidence Interval
Ellipse