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四角形の各辺の中点を結ぶと?

Author:小山英憲

New Resources

  • 対数螺旋
  • standingwave-plus
  • 接点の作る円は内接円
  • 円の伸開線
  • 小テスト

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  • かけ算
  • 中点連結
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  • 関数の最大・最小と場合分け(P87応用例題3)

Discover Topics

  • Arithmetic Operations
  • Linear Equations
  • Integral Calculus
  • Statistical Characteristics
  • Secant Line or Secant
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