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2018秋季-初三通识班第12讲-例2
Author:
钟古思
GeoGebra
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三角函数 的副本
双心四边形
异形操场
撒针估算面积实验
龙形曲线-分形龙2
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自我練習
翰林B4課p227_9
轨迹
數線
活工(二)Q1
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Diagrams
Dilation
Solids or 3D Shapes
Arithmetic
Polygons