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正三角形の辺上を動く点と角

Author:Naofumi Horio

New Resources

  • 接点の作る円は内接円
  • 等積変形2
  • standingwave-reflection
  • コイン投げと樹形図
  • 目で見る立方体の2等分

Discover Resources

  • 方程式の根と係数の関係
  • 数学2 平行線と面積(求積公式_ひし形)
  • 円のベクトル方程式②
  • comparing AffineRatio with ExtendedAffineRatio
  • 数学II 対数関数のグラフ(逆関数)

Discover Topics

  • Centroid or Barycenter
  • Integers
  • Pyramid
  • Reflection
  • Fractal Geometry
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