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13问答网 > 一个长方形鱼缸,长1.2米,宽0.4米,高0.8米,这个鱼缸的容积是多少立方米？能装水多少升？

一个长方形鱼缸,长1.2米,宽0.4米,高0.8米,这个鱼缸的容积是多少立方米？能装水多少升？

制作这个鱼缸至少要多少平方米玻璃？（鱼缸无盖）

2025-03-16 07:35:25

推荐回答（2个）

回答1：

1立方分米的空间容纳1升水，所以这个问题把单位化成分米计算简单：
12×4×8=384立方分米=384升；
用玻璃：需要长1.2米、宽0.8米的2块；长0.4米宽0.8米的2块；长1.2米宽0.4米的1块，总面积：
1.2×0.8×2+0.4×0.8×2+1.2×0.4=3.04（平方米）——未计入接头部分

回答2：

卡号给发个突然她大方地

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