问题
填空题
已知△ABC∽△DEF,AB=6,DE=8,则S△ABC:S△DEF=______.
答案
∵△ABC∽△DEF,AB=6,DE=8,
∴
=AB DE
=6 8
,3 4
∴
=(S△ABC S△DEF
)2=3 4
.9 16
故答案为:
.9 16
已知△ABC∽△DEF,AB=6,DE=8,则S△ABC:S△DEF=______.
∵△ABC∽△DEF,AB=6,DE=8,
∴
=AB DE
=6 8
,3 4
∴
=(S△ABC S△DEF
)2=3 4
.9 16
故答案为:
.9 16