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三角函數由來= =

Author:陳柄何

New Resources

  • 兩位數除以一位數(一)
  • 画直线等分三角形的面积
  • 三位數除以一位數(二)
  • 球體建築師
  • 判斷球體

Discover Resources

  • 題 9
  • 劉徽的「割圓術」
  • 三角形與六邊形的結合
  • 同心圓
  • Orthographic Views 1

Discover Topics

  • Centroid or Barycenter
  • Complex Numbers
  • Volume
  • Cosine
  • Plane Figures or Shapes
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