GoGeometry Action 188!
- Author:
- Tim Brzezinski
- Topic:
- Congruence, Equilateral Triangles
Creation of this applet was inspired by this problem posted by Antonio Gutierrez (GoGeometry).
You can change the size of the interior angle in the lower left corner by using the smaller slider.
Feel free to place any of the triangle's vertices where you'd like at any time.
How can we formally prove what is dynamically illustrated here?