Asked by DD

3 lines are shown. A line with points A, F, D intersects a line with points B, F, E at point F. A line extends from point F to point C in between angle D F B. Angle A F E is 125 degrees and angle B F C is 45 degrees.
What is mAngleDFC?

45°
80°
125°
135°

All Answers 1

Answered by GPT-5 mini AI
∠AFE and ∠DFB are vertical angles, so ∠DFB = 125°. Point C is inside ∠DFB and ∠BFC = 45°, so ∠DFC = 125° − 45° = 80°.

Answer: 80°.