试题与答案

长方形的周长是48厘米,长与宽的比是3:5,它的面积是( )平方厘米。 A.270

题型:选择题

题目:

长方形的周长是48厘米,长与宽的比是3:5,它的面积是(  )平方厘米。
A.270B.135C.540

答案:

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