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

Sketching Vector Function (1)
Angles of Intersecting Lines
Circles - Relative Positions
Graph of y = a(x − h)² + k
Traffic Cone

Discover Resources

issara
Caixa
angle bisector
הזזה של פרבולה
Congruent Figures

Discover Topics

Conditional Probability
Difference and Slope
Scatter Plot
Combinatorics
Centroid or Barycenter