(2d14?碑林区一模)如图,?ABCD中,AE:EB=1:2,则△AEF与△CDF的周长比为______;若S△AEF=6cm2,则S
(2d14?碑林区一模)如图,?ABCD中,AE:EB=1:2,则△AEF与△CDF的周长比为______;若S△AEF=6cm2,则S△CDF=______....
(2d14?碑林区一模)如图,?ABCD中,AE:EB=1:2,则△AEF与△CDF的周长比为______;若S△AEF=6cm2,则S△CDF=______.
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