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三角形の内角

Author:Ryoichi Nakayama

New Resources

  • アステロイド
  • 円の伸開線
  • 直線の軌跡
  • サイクロイド
  • sine-wave

Discover Resources

  • 単位円と三角比の値
  • prime number ruler
  • 負の数のときにだけカッコをつける
  • 折り紙テント(内部皺入り)
  • 応用例題3 y=x^2-4x+1(0≦x≦a)

Discover Topics

  • Indefinite Integral
  • Linear Equations
  • Centroid or Barycenter
  • Algebra
  • Circumcircle or Circumscribed Circle
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