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30度直角三角形

Author:郭勇

New Resources

  • 兩組對邊相等和有直角的四邊形
  • 算柱 (兩位數)
  • 找出對稱軸
  • 柱體建築師
  • 拼砌四邊形

Discover Resources

  • 負二項分佈
  • animation for kastin
  • 小數在數線上的位置
  • 反演的應用:鞋匠的小刀
  • 海宇的第一个GGB绘本

Discover Topics

  • Matrices
  • Expected Value
  • Incircle or Inscribed Circle
  • Calculus
  • Pythagoras or Pythagorean Theorem
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