Cut-The-Knot Action 9!

ForfatterTim 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?

Nye Materialer

General Polar Equation of Conics with Rotation (2)
Row and Column Views of Systems of Linear Equations
Random Polar Curve (1)
Untitled
General Polar Equation of Conics with Rotation (1)

Opdag Ressourcer

Derivative of exponential function
my challenge
Rotations
Whiteboard 白板 (Landscape 橫向)

Udforsk emner

Plan
Cirkeldiagram
Cylinder
Algebra
Bestemte Integral