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九上1-2平行四邊形證明題0929
Author:
Lin Ching Chieh
GeoGebra
New Resources
異分母分數減法
GeoGebra笔记功能体验课件
四邊形的特性
【案例】2018年全国1卷理科12题
畫出對稱圖形
Discover Resources
根據百分率找數量（二）: 例1
極限不存在（雙路徑法）
橢圓軌跡
平移
Copy of 以剪貼比較圖形大小 題1
Discover Topics
Unit Circle
Diagrams
Plane Figures or Shapes
Vectors 3D (Three-Dimensional)
Median Line