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勾股定理1
Author:
黄理超
GeoGebra
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斐波那契螺旋弧线（表格法-可动态调节）
斐波那契螺旋弧线（表格法）
科赫雪花
第八周作业2
第八周作业
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PMC 2014-15 Q3
教學－旋轉
ycps4a1
Triangular Prism 三角柱體
乘法的副本
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Numbers
Incircle or Inscribed Circle
Constructions
Special Points
Conic Sections