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Author:
王玉霞
GeoGebra
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斐波那契螺旋弧线(表格法)
盈利與虧蝕
第八周作业
镂空正方体案例对比
百分數及其應用
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弦的中點軌跡
abcd
B小學今星期的遲到人數
椭圆的定义
旋轉圓弧
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Numbers
Congruence
Cone
Means
Power Functions