试题与答案

若△ABC∽△DEF,相似比为1:2,△ABC的面积是3cm2,则△DEF的面积

题型:选择题

题目:

若△ABC△DEF,相似比为1:2,△ABC的面积是3cm2,则△DEF的面积是(  )

A.3cm2

B.6cm2

C.12cm2

D.2cm2

答案:

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