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quadrilaterals 5
Author:
iedc
GeoGebra
New Resources
拼砌四邊形
近似值：有效數字
GeoGebra笔记功能体验课件
三位數除以一位數（一）
畫出對稱圖形
Discover Resources
猜猜平均數（限時版）
正十二面體轉正二十面體
三角排列
畢式定理 (13)的副本
線性估計(Linear Approximation)
Discover Topics
Statistics
Similarity Transformation or Similarity
General Quadrilateral
Solids or 3D Shapes
Scatter Plot