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旋轉對稱 Rotational symmetry
Author:
TANG TSZ YUEN
Topic:
Symmetry
GeoGebra
New Resources
拼砌四邊形
柱體建築師
GeoGebra笔记功能体验课件
画直线等分三角形的面积
判斷球體
Discover Resources
move
優良作品2
生活中的平面圖形關係─相似
拼出三角形的副本
剪切成正三棱柱（制作：李三军，修订：孟宝兴）
Discover Topics
Binomial Distribution
Perimeter
Planes
Exponent
Incircle or Inscribed Circle