Cut-The-Knot Action 9!

Author:Tim Brzezinski

Creation of this applet was inspired by a tweet from Alexander Bogomolny. Note the rectangles shown are similar to each other. How can you formally prove what this applet informally illustrates?

New Resources

Exploding cube
Rolling Triangle
Floch, fractal, iteration, custom tool.
Positive and Negative Space
Domino Chain Reaction

Discover Resources

Geogebra Final
distribution_mean_sd
Olimpiada Baia Mare 3 New.
Volume of Rectangular Prism
Exploring Inscribed Angles 1
Lets's investigate nets of 3D solids

Discover Topics

Expected Value
Sequences and Series
Algebra
Parabola
Plane Figures or Shapes