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Jiawen Yun
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Jiawen Yun
GeoGebra
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直角坐標平面上的旋轉變換
兩組對邊相等的四邊形
畫出對稱圖形
兩位數加法
錐體建築師
Discover Resources
Quiz on Translation 平移變換：測驗
三垂線定理
橢圓規Ellipsograph (Trammel of Archimedes)
表内除法
兩組對邊相等和有直角的四邊形
Discover Topics
Exponential Functions
Hypergeometric Distribution
Straight Lines
Conic Sections
Equilateral Triangles