GoGeometry Action 121!
- Author:
- Tim Brzezinski
Creation of this applet was inspired by a tweet from Antonio Gutierrez.
You can move the LARGE VERTICES of the RIGHT TRIANGLE anywhere you'd like at any time.
What is the measure of the pink angle?
What is the measure of the angle with green vertex that has sides that pass through the other 2 green points?
How can we formally prove this to be true?