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PenUmbra

Author:Barry Carter

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Sine and Cosine on the Unit Circle
רישום חופשי
Steel Chair
Parallelogram Linkage
Discriminant of y = ax² + bx + c

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SLTM: Egg Bungee Jump
Beispiel
Hole #3
Miquel Pentagram Final plaatjes base
In center

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Percentages
Kite
Volume
Conic Sections
Rotation

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