Category: 14级数学

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170422-三角形的中位线-22140620

Added by 9 年 ago

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170423-探索直线平行的条件-22140646

Added by 9 年 ago

233 Views8 Comments

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170604-等腰三角形说课-22140635

Added by 9 年 ago

232 Views7 Comments

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170603-绝对值说课-20130221

Added by 9 年 ago

232 Views9 Comments

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170421-勾股定理-22140601

Added by 9 年 ago

232 Views7 Comments

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170423-截距法画一元二次函数图像-22140630

Added by 9 年 ago

228 Views8 Comments

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170423-两角和差余弦公式-21130439

Added by 9 年 ago

228 Views7 Comments

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170423-勾股定理-91141621

Added by 9 年 ago

227 Views6 Comments

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170605-正弦定理说课-22130821

Added by 9 年 ago

226 Views8 Comments

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20170413-余弦定理-22140644

Added by 9 年 ago

226 Views8 Comments

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