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圓周
圓周
Author:
felixchow
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球体的体积推导
異分母分數減法
【案例】2018年全国1卷理科12题
畫出對稱圖形
柱體建築師
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例題6
正方體組合
Volume of pyramid from a cube
五複合正6面體
加法001(结果10以内)
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Exponential Functions
Right Triangles
Solids or 3D Shapes
Linear Equations
Plane Figures or Shapes