下面这道题怎么样做啊the length of a rectangle is four times its width.

学习时间:2026-05-30 12:49:48 阅读：3209

下面这道题怎么样做啊the length of a rectangle is four times its width.if the perimenter is 60cm,what are the length and the width?

贪玩的仙人掌

2026-05-30 12:49:48



计算：设宽为x,则长为4x又因为周长为60所以 2(x+4x)=60得到x=6 answer:the length is 24cm,the width is 6cm。