一块长方形菜地的周长60米,长和宽的比是4:1,面积是多少平方米?8h5^0Q(|4X6F
算式:提示'v3T.|7z3|8h5^0Q(|4X6F
答:面积是6h)T/m5d3t6W/H6d0}5U,n1[5L*w平方米。8h5^0Q(|4X6F