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三角形的三个旁切圆.许兴华数学

Author:许兴华数学
Topic:Circle, Triangles

New Resources

  • 兩組對邊相等和有直角的四邊形
  • 直角坐標平面上的旋轉變換
  • 判斷球體
  • 拼砌四邊形
  • 兩組對邊相等的四邊形

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  • Sine
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