Cut-the-Knot-Action 13!

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Alexander Bogomolny. LARGE points are moveable at any time. How can you formally prove what this applet informally illustrates?

New Resources

apec
Visualizing the Pythagorean Identity with Sine and Cosine
Area Between Two Curves
Nikmati Keunggulan Di Bandar Judi Terpercaya
montecarlo circles 5

Discover Resources

Transversal Line
Trajectory of an Object Represented by a Quadratic Equation
Diameter Perpendicular to a Chord
Learning Advanced Analysis with GeoGebra

Discover Topics

Combinatorics
Secant Line or Secant
Cosine
Quadratic Functions
Bar Chart or Bar Graph