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證平行四邊形 (對角線互相平分) (對邊 // 且相等)

Author:W.L. Wong, Albert

New Resources

  • 【案例】圆柱体内放置一个大球六个小球
  • 直角坐標平面上的旋轉變換
  • 畫出對稱圖形
  • 算柱 (兩位數)
  • 判斷球體

Discover Resources

  • GeoGebra培训手册素材
  • 反射(鉛垂線、水平線及斜線) Reflection (vertical line, horizontal line and line)
  • 雙曲線2 交點法
  • 中國火柴遊戲二的副本
  • 以 Unit Circle 了解 Sine 的正/負的副本

Discover Topics

  • Standard Deviation
  • Matrices
  • Vectors 2D (Two-Dimensional)
  • Polynomial Functions
  • Distributions
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