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正負の加減

Author:tomjhs

New Resources

  • 接点の作る円は内接円
  • 円の伸開線
  • 目で見る立方体の2等分
  • コイン投げと樹形図
  • 等積変形2

Discover Resources

  • 点の存在範囲(0≤c≤1)
  • 半平坦倒し(後半)
  • 放物線と線分の共有点②
  • 円が見えるか
  • a 回転(2)

Discover Topics

  • Line Segment
  • Pie Chart or Circle Chart
  • Complex Numbers
  • Coordinates
  • Vectors
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