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三角形面積
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lkkbmaths teachers 檔案儲存用
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GeoGebra
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拼砌四邊形
判斷球體
異分母分數減法
第八周作业
兩組對邊相等的四邊形
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直線方程
分線比值
Ex5C#13
齊找對稱軸
S3 WS4.3 Q05(3D圖)
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Kite
Quadratic Functions
Congruence
Standard Deviation
Translation