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特殊な正接の2倍角の視覚的理解

Author:holon

New Resources

  • 接点の作る円は内接円
  • 正17角形 作図 regular 17-gon
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  • standingwave-plus
  • standingwave

Discover Resources

  • 三線座標
  • オイラー線の二種類の鏡映
  • 内分点と外分点
  • 同位角,錯角
  • フーリエ級数とリサージュ図形

Discover Topics

  • Circumcircle or Circumscribed Circle
  • Volume
  • Logarithm
  • Cone
  • Trigonometric Functions
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