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三角形的外角和

Author:Gideon Huang

New Resources

  • 四邊形的特性
  • 【案例】2013年安徽高考15题
  • 算柱 (兩位數)
  • 兩組對邊相等和有直角的四邊形
  • 画直线等分三角形的面积

Discover Resources

  • 切割線性質
  • M2: disc/shell
  • Epicycloid
  • 纏繞畫1
  • 兩位數加法

Discover Topics

  • Tangent Line or Tangent
  • Trigonometry
  • Solids or 3D Shapes
  • Arithmetic
  • Boxplot
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