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

Celsius ↔ Fahrenheit Converter
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Trammel of Archimedes Art
The Gardener's Ellipse
အခြေခံ data အခေါ်အဝေါ်များ

Discover Resources

Placide_Circle Tangent
Rozklad sil - nakloněná rovina
Total Number of Residents (Direct Proportion)
Gradient Descent vs Saddles (1D)
Ferris Wheel 05

Discover Topics

Histogram
Sphere
Cuboid
Rhombus
Circle