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梯形有甚麼特性?

Author:Anthony OR 柯志明
English version: http://ggbtu.be/m79855

New Resources

  • 找出對稱軸
  • 拼砌四邊形
  • 【案例】2013年安徽高考15题
  • 四邉形 (四年級) 教師版
  • 三位數除以一位數(二)

Discover Resources

  • Triangular Number 三角形數
  • Ext angle cyclic quad
  • circle: line from centre
  • 生长弧
  • 作三角形

Discover Topics

  • Ratios
  • Scalene Triangles
  • Sphere
  • Vectors
  • Tangent Line or Tangent
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