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GeoGebra
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找出對稱軸
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GeoGebra笔记功能体验课件
錐體建築師
第八周作业
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百分數（小學）：折扣 / 賺賠（HTML5 版）
指數與對數
Projection01
连云港市"领航杯"信息化教学能手大赛——初中数学组 观后小作业
直纹面单叶
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Kite
Diagrams
Vectors 2D (Two-Dimensional)
Statistics
Parallelogram