长宽高都是4条
所以长宽高的和=144÷4=36
36×3÷(3+2+1)=18
36×2÷(3+2+1)=12
36×1÷(3+2+1)=6
答:长18厘米,宽12厘米,高6厘米
用144厘米的铁丝做一个长方体的框架,长宽高的比是3比2比1,长宽高各是多少
用144厘米的铁丝做一个长方体的框架,长宽高的比是3比2比1,长宽高各是多少
数学人气:683 ℃时间:2019-08-25 03:28:58
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