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正20面体(黄金比)

Author:Bunryu Kamimura

New Resources

  • 平均変化率
  • standingwave-plus
  • 目で見る立方体の2等分
  • 接点の作る円は内接円
  • コイン投げと樹形図

Discover Resources

  • 回転移動
  • Copy of 2円の交点を通る円
  • 傍心四角形 その2
  • 夏期講習16番
  • 円周率を求める

Discover Topics

  • Numbers
  • Rhombus
  • Surface
  • Square
  • Hypergeometric Distribution
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