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正方形周界

Author:Cobie Lo

New Resources

  • 找出對稱軸
  • 拼砌四邊形
  • 三位數除以一位數(一)
  • 画直线等分三角形的面积
  • 異分母分數減法

Discover Resources

  • 單位圓上的三角函數
  • GGBstar
  • Copy of 閱讀鐘面及數字鐘(時和分)
  • 算幾不等式
  • 弦的垂直線何時平分弦活動?

Discover Topics

  • Kite
  • Variance
  • Logarithm
  • Plane Figures or Shapes
  • Rectangle
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