Asked by bobo
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
Answer: 80°.
Reason: Since A and D are opposite rays and B and E are opposite rays, angle AFE equals angle DFB, so DFB = 125°. Ray FC lies between FD and FB, so DFB = DFC + CFB. Given CFB = 45°, DFC = 125° − 45° = 80°.
Reason: Since A and D are opposite rays and B and E are opposite rays, angle AFE equals angle DFB, so DFB = 125°. Ray FC lies between FD and FB, so DFB = DFC + CFB. Given CFB = 45°, DFC = 125° − 45° = 80°.
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