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GeoGebra
test
Author:
Tsai, Dung Jung
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圆弧
Simetrías 的副本
商高定理\水2的副本
test
[科甄] 099 建中-填充5
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一元二次不等式
軌跡練習1
课前热身
排列组合
二次函数（y=ax+bx+c）
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Difference and Slope
Rotation
Prism
Solids or 3D Shapes
Translation