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Question 9

Author:Shum Kwok Ching, GeoGebra Institute of Hong Kong

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兩組對邊相等的四邊形
找出對稱軸
【案例】2018年全国1卷理科12题
四邉形 (四年級) 教師版
兩位數除以一位數（二）

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多項式乘法
尋找三角形的內切圓
Similar triangles inscribed iteration
二元线性规划的图解法(18.2 例6)
Rotational Symmetry的副本

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Conic Sections
Median Value
Conditional Probability
Step Functions
Function Graph

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