GoGeometry Action 40!

Author:Tim Brzezinski

Creation of this applet was inspired by a post by Antonio Gutierrez (GoGeometry). How can you formally prove what this applet informally illustrates?

New Resources

Dividing a 3-digit number by a 1-digit number (1)
רישום חופשי
Dividing a 2-digit number by a 1-digit number (1)
Interactive Unit Circle - Exact Trig Values
bewijs stelling van Pythagoras

Discover Resources

Complex number plane
numbers
Angle at centre is twice angle at circumference.
Transformations of Exponential Functions
Rotation Practice

Discover Topics

Curve Sketching
Similar Triangles
Trigonometric Functions
Frequency Distribution
Circumcircle or Circumscribed Circle