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相切圓之圓半徑
Author:
曾慧敏
GeoGebra
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比較五件物件的重量
龙形曲线-分形龙2
镂空正方体案例对比
平行線的判定
第八周作业
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Projection
二次函数最值问题
P.8.20_1
S1 Ex9Re Q24
百變糖果棒
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Parabola
Parallelogram
Distributions
Inequalities
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