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Author:石川英樹

New Resources

  • standingwave-reflection-free
  • 対数螺旋
  • 直線の軌跡
  • standingwave
  • 平均変化率

Discover Resources

  • figure_HS_020
  • 三角形の通過した体積
  • 分散の二通りの計算
  • Kaleidoscope
  • 三角比の拡張 のコピー

Discover Topics

  • Ratios
  • Parallelogram
  • Hyperbola
  • Reflection
  • Optimization Problems
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