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幾何明珠2-3
Author:
bigbirdjack
GeoGebra
New Resources
龙形曲线-分形龙2
斐波那契螺旋弧线（表格法-可动态调节）
双心四边形
科氏力 (Coriolis Force)
活动三：应用性质
Discover Resources
正立方體展開動畫
Rugby Ball
正整數的指數律練習
Chapter 11
三阶魔方（magic cube）
Discover Topics
Addition
Matrices
Similar Triangles
Cosine
Algebra