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Author:Hirotoshi Satoh

New Resources

  • standingwave-reflection-free
  • 対数螺旋
  • アステロイド
  • 二次曲線と離心率
  • 正17角形 作図 regular 17-gon 2

Discover Resources

  • 平均変化率
  • 空間コンパス
  • 四面体と内接球
  • サイクロイド
  • 数学I 2次関数の符号(2)

Discover Topics

  • Pythagoras or Pythagorean Theorem
  • Rotation
  • Bar Chart or Bar Graph
  • Rectangle
  • Fractions
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