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GGB4
Author:
詠甯
GeoGebra
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GeoGebra笔记功能体验课件
拼砌四邊形
畫出對稱圖形
兩位數除以一位數（一）
異分母分數減法
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畢氏定理動態證明(歐基里得，應用時間參數跳躍函數)
How to reconstruct a quadrilateral farm to a triangular one with the same area?
Copy of 3S2 01a 平行四邊形 20151207
複合棒形圖_接疊
Copy of 「相似三角形」任务1
Discover Topics
Correlation
Linear Equations
Trigonometric Functions
Trapezoid
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