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Author:tan90

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兩組對邊相等和有直角的四邊形
sanjiaohanshu
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
拼砌四邊形

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阿波羅尼斯問題：與三圓相切的圓
阿基米德雙胞胎圓
Tangent to circle
曲面指令练习（柱球转化）
球体的体积推导

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Straight Lines
Tangent Function
Expected Value
Conditional Probability
Line Segment

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