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A certain type of material has a mass of 2.5 grams per cubic centimeter. A bar of this material in the shape of a rectangular solid has a mass of 800 grams. If the bar is 3 centimeters wide and is 3 times as long as it is high, approximately how many centimeters high is the bar?
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· 相关考点
4.6.1 长方体与正方体
4.6.1 长方体与正方体
以上解析由 考满分老师提供。
