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正八面体

Author:yonekawasatoshi

New Resources

  • standingwave-reflection-free
  • standingwave
  • 二次曲線と離心率
  • 目で見る立方体の2等分
  • 接点の作る円は内接円

Discover Resources

  • 理念的な共通弦
  • 正20面体
  • 内サイクロイド のコピー
  • 円周角を使った相似の証明
  • 180°の二等分線(垂線)

Discover Topics

  • Optimization Problems
  • Centroid or Barycenter
  • Algebra
  • Multiplication
  • Division
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