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苏教版新课标实验教材小学数学第八册

苏教版新课标实验教材小学数学第八册. 认识三角形. 执教：明光市工人子弟小学　张元友. 2008 年 1 月 10 日. 10cm. 10cm. 10cm. 10cm. 10cm. 10cm. 10cm. 10cm. 10cm. 10cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 6cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 5cm. 4cm.

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苏教版新课标实验教材小学数学第八册

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  1. 苏教版新课标实验教材小学数学第八册 认识三角形 执教：明光市工人子弟小学　张元友 2008年1月10日

  2. 10cm 10cm 10cm 10cm 10cm 10cm 10cm 10cm 10cm 10cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 6cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 5cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 4cm 小组合作： 从这四根小棒中任意选三根小棒，先记录是哪三根小棒，再摆一下。

  3. 2cm 2cm 2cm 2cm 2cm 5cm 5cm 5cm 5cm 6cm 6cm 6cm 2cm 2cm 2cm 2cm 2cm 2cm 2cm 4cm 4cm 4cm 6cm 5cm 5cm 下面哪几组中的三条线段可以围成一个三角形？

  4. 从学校到少年宫有几条路线？走哪一条路最近？从学校到少年宫有几条路线？走哪一条路最近？

  5. 请多提宝贵意见

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