星期一要交的把1.2分米的长方体木料平均锯成3段,表面积比原来增加了2.4平方分米,原来这根木料的体积是多少立方分米?会的把算式写上,最好能讲一下.我星期一就要交的,不好意思,抄错题了
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![星期一要交的把1.2分米的长方体木料平均锯成3段,表面积比原来增加了2.4平方分米,原来这根木料的体积是多少立方分米?会的把算式写上,最好能讲一下.我星期一就要交的,不好意思,抄错题了](/uploads/image/z/5975558-62-8.jpg?t=%E6%98%9F%E6%9C%9F%E4%B8%80%E8%A6%81%E4%BA%A4%E7%9A%84%E6%8A%8A1.2%E5%88%86%E7%B1%B3%E7%9A%84%E9%95%BF%E6%96%B9%E4%BD%93%E6%9C%A8%E6%96%99%E5%B9%B3%E5%9D%87%E9%94%AF%E6%88%903%E6%AE%B5%2C%E8%A1%A8%E9%9D%A2%E7%A7%AF%E6%AF%94%E5%8E%9F%E6%9D%A5%E5%A2%9E%E5%8A%A0%E4%BA%862.4%E5%B9%B3%E6%96%B9%E5%88%86%E7%B1%B3%2C%E5%8E%9F%E6%9D%A5%E8%BF%99%E6%A0%B9%E6%9C%A8%E6%96%99%E7%9A%84%E4%BD%93%E7%A7%AF%E6%98%AF%E5%A4%9A%E5%B0%91%E7%AB%8B%E6%96%B9%E5%88%86%E7%B1%B3%3F%E4%BC%9A%E7%9A%84%E6%8A%8A%E7%AE%97%E5%BC%8F%E5%86%99%E4%B8%8A%2C%E6%9C%80%E5%A5%BD%E8%83%BD%E8%AE%B2%E4%B8%80%E4%B8%8B.%E6%88%91%E6%98%9F%E6%9C%9F%E4%B8%80%E5%B0%B1%E8%A6%81%E4%BA%A4%E7%9A%84%2C%E4%B8%8D%E5%A5%BD%E6%84%8F%E6%80%9D%EF%BC%8C%E6%8A%84%E9%94%99%E9%A2%98%E4%BA%86)
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