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几何体
Author:
DongHai Zhang
预习相关知识
GeoGebra
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拼砌四邊形
直角坐標平面上的旋轉變換
【案例】2013年安徽高考15题
兩位數除以一位數（一）
兩組對邊相等的四邊形
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n星角
分數除法
Bisects Chord
排水法求不規則物件的體積
拋物線4--平行四邊形法
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Ratios
Conic Sections
Differential Calculus
Sine
Special Points