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外心

Author:mathguo

外心

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【案例】2013年安徽高考15题
小数的副本
直角坐標平面上的旋轉變換
判斷球體
拼砌四邊形

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Circle on a Sphere
點到直線距離4：同心圓擴大
quiz 9.1 2(d)
不等式組
計算圓弧長度

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Cone
Percentages
Combinatorics
Line Segment
Similarity Transformation or Similarity

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