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兩圓外公切線

Author:郭逸民

New Resources

  • 三位數除以一位數(二)
  • 算柱 (兩位數)
  • 【案例】2018年全国1卷理科12题
  • 直角坐標平面上的旋轉變換
  • 錐體建築師

Discover Resources

  • 找出圖形- T的周界
  • 三角形面積公式B2
  • Ch 12 Angles related to straight lines
  • 各種三角形
  • Copia lui Easter egg

Discover Topics

  • Congruence
  • Perimeter
  • Functions
  • Hypergeometric Distribution
  • Arithmetic Mean
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