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The Butterfly Theorem
Author:
Lamberto Lamberti
http://www.cut-the-knot.org/pythagoras/Butterfly.shtml
GeoGebra
New Resources
Weighing Scales (kg & g): Practice
Weighing Scales (g): Practice
bewijs stelling van Pythagoras
Vectors: Addition and Subtraction - The Parallelogram Law
Vectors: Scalar Multiplication
Discover Resources
Grafik Logaritma
runner & d-t graph_v1
Function machine for Multiplication and Division
Functions on Parallel Number Lines
Angle Sum of Triangle
Discover Topics
Linear Regression
Median Value
Linear Functions
Percentages
Power Functions