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勾股定理 的副本
Author:
薛小雪
GeoGebra
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比較五件物件的重量
第八周作业3
斐波那契螺旋弧线(表格法-可动态调节)
折扣
百分數及其應用
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豆奶
拋物線?
認識函數值(隨機出題)
仿生機械
数线段
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Constructions
Integers
Tangent Line or Tangent
Sequences and Series
Surface