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Mr. LO
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球體建築師
找出對稱軸
算柱 (兩位數)
畫出對稱圖形
画直线等分三角形的面积
Discover Resources
Proof of Pythagoras Theorem(1) 畢氏定理的証明(1)
線型函數
slide
四邊形層疊
动点最值&旋转&椭圆模型
Discover Topics
Secant Line or Secant
Perimeter
Unit Circle
Solids or 3D Shapes
Intersection
