Daily Archives: 2017-04-23

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170423-正弦定理-22140662

Added by 9 年 ago

510 Views8 Comments

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170423-正弦定理的证明命题课-06140120

Added by 9 年 ago

474 Views7 Comments

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170423-多边形的内角和-22140632

Added by 9 年 ago

302 Views8 Comments

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170423-截距法画一元二次函数图像-22140630

Added by 9 年 ago

260 Views8 Comments

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170423-直角三角形的性质-22140626

Added by 9 年 ago

214 Views8 Comments

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170423–等差数列的通项公式–22140631

Added by 9 年 ago

201 Views8 Comments

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170423-探索直线平行的条件-22140646

Added by 9 年 ago

255 Views8 Comments

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170423-勾股定理-22140621

Added by 9 年 ago

293 Views8 Comments

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170423-余弦定理-22140615

Added by 9 年 ago

421 Views8 Comments

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170423-点到直线的距离-22140618

Added by 9 年 ago

298 Views5 Comments

http://v.youku.com/v_show/id_XMjcyMzk3NTA0OA==.html?spm=a2hzp.8253869.0.0&from=y1.7-2 互评量表

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