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紙に正方形の穴を開ける

Author:Naofumi Horio

New Resources

  • standingwave-plus
  • 直線の軌跡
  • standingwave-reflection-free
  • sine-wave
  • フーリエ級数展開

Discover Resources

  • 内接四角形3
  • Radius演習21
  • 三平方の定理 のコピー
  • アステロイド(授業用)
  • 直方体の対角線

Discover Topics

  • Constructions
  • Ratios
  • Similar Triangles
  • Geometric Transformations
  • Arithmetic Operations
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