∵△ABE全等于△CAD
∴∠ABE等于∠DAC
∵△ABC是等边三角形
∴∠BAC=60°
∵∠CAD+∠BAD=∠BAC=60°
∴∠ABE+∠BAD=60°
∴∠AFB=120°
∴∠BFD=60°