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

Set Operations (2 Sets)
Geometric linkage
Learn to Prove: Kite
Fraction Subtraction
רישום חופשי

Discover Resources

Gecko Engineering - Mouse Trap Car (Front)
BOOPER DOOPER
System of Equation
Lowest Common Multiple

Discover Topics

Tangent Function
Hypothesis Testing
Numbers
Normal Distribution
Linear Equations