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平行线 的副本
Author:
王玉霞
GeoGebra
New Resources
錐體建築師
異分母分數減法
算柱 (兩位數)
兩位數除以一位數（二）
畫出對稱圖形
Discover Resources
曲線
常數函數的平移(基本)
各級曾參與義工活動的人數
封閉區域填色
GGB8
Discover Topics
Upper and Lower Sum or Riemann Sum
Hypergeometric Distribution
Isosceles Triangles
Plane Figures or Shapes
Median Line