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zuiduan

Author:luodeqin@keleshuxue.com

New Resources

  • 球体的体积推导
  • 兩組對邊相等和有直角的四邊形
  • 畫出對稱圖形
  • 拼砌四邊形
  • 找出對稱軸

Discover Resources

  • 圓柱切割
  • 內心
  • 诱导公式六(90°-α)
  • 雙曲線代數性質,光學性質
  • 动圆与两圆外切与内切(1)

Discover Topics

  • Kite
  • Quadrilaterals
  • Terms
  • Equilateral Triangles
  • Numbers
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