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正四面体の高さ

Author:Tetsuya Akazawa

New Resources

  • 円の伸開線
  • 対数螺旋
  • 二次曲線と離心率
  • 目で見る立方体の2等分
  • アステロイド

Discover Resources

  • 中心aの単位円上の∫dz/(z-a)
  • 単位円と正弦曲線(cos)
  • パップスの問題(楕円)
  • Q4-5
  • いろいろな立体

Discover Topics

  • Trigonometry
  • Circumcircle or Circumscribed Circle
  • Special Points
  • Geometric Distribution
  • Solids or 3D Shapes
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