直线上“依次”是ABC,那么AC=AB+BC
AB:BC=2:3,则AB:AC=2:(2+3)=2:5
AB=4,那么AC=AB/(2:5)=10
直线l上依次有ABC三点且AB线段:BC长度之比是2:3,如果AB=4厘米,那么AC=()厘米
直线l上依次有ABC三点且AB线段:BC长度之比是2:3,如果AB=4厘米,那么AC=()厘米
数学人气:549 ℃时间:2019-10-10 05:01:19
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