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Pythagoras Proof
Author:
Volker Schroeter
A purely geometric proof with Transformation Geometry, no Algebra required
GeoGebra
...but is makes a nice case for an Algebra exercise :-)
New Resources
What is an Isogonal Conjugate?
Periodic Functions
Chaotic behaviour
bearing HK
Lorenz Attractor: Multiple particles
Discover Resources
Trigo. Functions
Step two
Converting Units: IM 6.3.4
G.2.7.4 What Do We Know For Sure About Parallelograms?
Complet in cerc-mijloace-conc
Discover Topics
Dilation
Right Triangles
Frequency Distribution
Matrices
General Quadrilateral