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九點圓

Author:蔡鈞富

New Resources

  • 找出對稱軸
  • 美國國旗 (Codex 版)
  • 判斷球體
  • 國旗 (作圖步驟直接餵給 Claude)
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 優良作品3
  • [問題] 橢圓兩焦點 (6,0), (0,8)
  • 用和或差的平方做因式分解
  • 大小相同串珠
  • 公切線的引入

Discover Topics

  • Differential Equation
  • Histogram
  • Plane Figures or Shapes
  • Vectors
  • Combinatorics
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