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Joey Chen
作者：
jchen2773
GeoGebra
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Rolling a Square
Untitled
巧算長方形周界
General Polar Equation of Conics with Rotation (2)
General Polar Equation of Conics with Rotation (1)
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Transformations
Translation Transformation
sinc4
Circle Inscribed Quad
Algebra Week 10 Day 2
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