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和が120°の三等辺四角形

Author:Tsuyoshi Yamamoto

New Resources

  • 等積変形2
  • standingwave
  • 平均変化率
  • standingwave-reflection-free
  • サイクロイド

Discover Resources

  • cascade juggling
  • 等式の証明
  • 三角関数の方程式の解を求めよう。
  • 垂直二等分線 平行四辺形
  • 長方形の折り返し(mobile版)

Discover Topics

  • Plane Figures or Shapes
  • Calculus
  • Symmetry
  • Geometric Transformations
  • Dilation
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