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Rectangle
Author:
Angela Yan
GeoGebra
New Resources
圓的切線方程
活动三：应用性质
三角函数 的副本
撒针估算面积实验
比較五件物件的重量
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Rectangle _03
五上-CP4-第三节平行四边形面积1
周界-平移法(教學練習一)
Copy of 數線的繪製
无理指数幂
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Histogram
Cone
Cuboid
Incircle or Inscribed Circle
Differential Calculus