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cloudyhsieh711
GeoGebra
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國旗 (作圖步驟直接餵給 Claude)
畫出對稱圖形
四邉形 (四年級) 教師版
近似值：有效數字
兩組對邊相等和有直角的四邊形
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Area of triangle with different base
Transit of Venus - Pentagram
根據百分率找數量（一）: 例2的副本
手拉手模型
繪畫梯形
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Trapezoid
Secant Line or Secant
Variance
Equilateral Triangles
Sequences and Series