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和が120°の三等辺四角形

Author:Tsuyoshi Yamamoto

New Resources

  • サイクロイド
  • 正17角形 作図 regular 17-gon 2
  • 小テスト
  • standingwave-reflection-free
  • standingwave-reflection

Discover Resources

  • 浮力と比重
  • sin+tan=?
  • y=a^2+bx+cのグラフ
  • フラッシュラグ効果
  • 三角形の五心

Discover Topics

  • Vectors 3D (Three-Dimensional)
  • Cylinder
  • Upper and Lower Sum or Riemann Sum
  • Orthocenter
  • Equations
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