没图,估计F点在BC边上,E点在AD边上.若不幸猜错了,楼主就不必往下看了!
∵ΔACE与ΔBFD的高相等,∴AE:BF=33:35
BF=35AE/33
BF/FC=7/4=>BF/BC=7/11(BC=AD)
∴BF/FC=(35AE/33)÷AD=7/11
AE/AD=(7*33)/(35*11)=3/5
∴AE/ED=AE/(AD-AE)=3/(5-2)=3/2
没图,估计F点在BC边上,E点在AD边上.若不幸猜错了,楼主就不必往下看了!
∵ΔACE与ΔBFD的高相等,∴AE:BF=33:35
BF=35AE/33
BF/FC=7/4=>BF/BC=7/11(BC=AD)
∴BF/FC=(35AE/33)÷AD=7/11
AE/AD=(7*33)/(35*11)=3/5
∴AE/ED=AE/(AD-AE)=3/(5-2)=3/2