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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中
請問國小四年級數學
May 28th 2013, 10:24

我詳細的說，

我們可以知道，長X寬=面積，現在我們知道面積 0.16平方公尺，

已知長是4，帶入長X寬=面積，4X寬=0.16，寬=0.16除以4，寬=0.04公尺

算完還要確認一下單位，公尺X公尺=平方公尺，確認沒錯。

所以答案是0.04公尺

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