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Author:Ernest Chan

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Proving Triangles Similar by Dilation
bewijs stelling van Pythagoras
Position Vector and Derivative Vector
Thales' Intercept Theorem
How to Draw a Cube in 2D

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Geometry - Calculations - Relationships
Quad Shifts
NSS Math Angles in circles
Geometry Test Problem
orbit corruption

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Special Points
General Quadrilateral
Terms
Cylinder
Poisson Distribution

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