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Proof1 彭凱揚
Author:
郭亮偉
GeoGebra
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直角坐標平面上的旋轉變換
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
GeoGebra笔记功能体验课件
畫出對稱圖形
Discover Resources
hihi
雙曲線之極偶 / polarity for hyperbola
[工具箱] 標示長度
求兩斜線區域的差
極落戰艦-敵軍環伺 極座標遊戲
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Line Segment
Hypothesis Testing
Set Theory
Function Graph
Statistical Characteristics