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Chort-Frey Marathon

Author:Michael Oehrtman

New Resources

兩位數的位值
Billard V5.2 and V6
Untitled
Neuberg's Theorem
Prism Drawn in 2-Point Perspective

Discover Resources

Ellipse (2) - Looking at the Foci
Newton Project
Finding centre of rotation 2

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Subtraction
Scatter Plot
Linear Programming or Linear Optimization
Kite
Root

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