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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
Discriminant of y = ax² + bx + c
Which Quadrilateral is Which?
Sine and Cosine on the Unit Circle
Transforming Random Variables
Combining Random Variables
Discover Resources
Image Relfection for Mod2
Box with diagonal plane
Ex 4.4 (10) answer
Geometry and Perspective
Discover Topics
Binomial Distribution
Parabola
Equations
Equilateral Triangles
Centroid or Barycenter