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正十二面体

Author:Akira Kuroda

New Resources

  • 目で見る立方体の2等分
  • 斜めドップラー
  • 接点の作る円は内接円
  • sine-wave
  • 二次曲線と離心率

Discover Resources

  • banner
  • 長方形上の動点(一次関数)
  • p97-B8
  • 傘型分割
  • 立方体の切断面

Discover Topics

  • Coordinates
  • Addition
  • Algebra
  • Congruence
  • Linear Equations
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