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切断二十面体

Author:hamada-k

New Resources

  • standingwave
  • 正17角形 作図 regular 17-gon 2
  • 接点の作る円は内接円
  • standingwave-reflection
  • sine-wave

Discover Resources

  • 用紙の形
  • 穴開け
  • 異なる3点が一直線上にある
  • 円柱の切断(軸に垂直な平面)
  • 複素数 具体的な数字での回転と拡大

Discover Topics

  • Subtraction
  • General Quadrilateral
  • Special Points
  • Equations
  • Rational Numbers
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