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百分數及其應用
第三周作业效果演示
盈利與虧蝕
龙形曲线-分形龙2
正方形雪花图案
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公切線長度的計算
面積:從梯形到三角形 02
工作紙-整數乘以真分數
S3 Ch4.3 試做4.6a 三視圖(3D圖)
長方體的體積
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Quadrilaterals
Similar Triangles
Angles
Fractions
Set Theory