∵∠AED+∠DEC=180°
∠AED=150°
∴∠DEC=30°
∵ED⊥BC
∴∠C+∠DEC=90°
∴∠C=60°
∵∠B=∠C
∴∠B=60°
∵∠B+∠FDB+∠BFD=180°
∠BFD=35°
∴∠BFD=85°