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旋轉對稱 Rotational symmetry
Author:
TANG TSZ YUEN
Topic:
Symmetry
GeoGebra
New Resources
【案例】2013年安徽高考15题
錐體建築師
算柱 (兩位數)
三位數除以一位數（二）
四邊形的特性
Discover Resources
分數的大小變化
Sierpinski Carpet
Copy of 劉徽的「割圓術」
(004)80201辛宇婕
玖数小学数学（思维拓展）
Discover Topics
Polygons
Similarity Transformation or Similarity
Vectors 3D (Three-Dimensional)
Geometric Transformations
Similar Triangles