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交錯弓形圓周角

Author:+x sir

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画直线等分三角形的面积
兩組對邊相等的四邊形
四邊形的特性
拼砌四邊形
兩位數除以一位數（一）

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S5 Linear Programming
中一︰全等圖形（平移、旋轉、反射）
錯角
螢橋國中洪芷昀
直线运动

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Geometric Transformations
Random Variables
Planes
Means
Mode

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