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旋轉正方形
Author:
22吳心妤
GeoGebra
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盈利與虧蝕
圓的基本性質
平行線的判定
比較五件物件的重量
异形操场
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拼貼2
眼睛的毛病(近視及遠視)
四塊面積
題四
平行四邊形的面積的副本
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Fractal Geometry
Conic Sections
Integers
Root
Equilateral Triangles