origami

Author:tom9358

Don't get confused my the multitude of lines, just look at the green and red ones. I try to prove with geometry and/or algebra what's shown here: https://youtu.be/zU9FORjUnj0 Also, thanks James Grime and Daniel Hubbard, for the nice puzzle!

New Resources

koch tool
The black friday GeoGebra :)
apec
bewijs stelling van Pythagoras
Two-Way Tables and Ven Diagrams

Discover Resources

Loop of Coins
exercise function
Line integral of vector field

Discover Topics

Normal Distribution
Division
Translation
Natural Numbers
Pie Chart or Circle Chart