If DE || GF what is m DFG?

Answer:
m<DFG = 55°
Step-by-step explanation:
m<FDE + 125° = 180° (Linear angle pair)
m<FDE = 180° - 125° (Subtraction property of equality)
m<FDE = 55°
m<DFG = m<FDE (alternate interior angles are congruent)
m<DFG = 55° (substitution)