Respuesta :

Answer:

∠DFA = 82°

Step-by-step explanation:

According the property of inscribed angles and arcs, the angle is half of the arc length.

Solving :

  • ∠CFB = 1/2 x ∡CB
  • ∠CFB = 1/2 x 164°
  • ∠CFB = 82°
  • ∠CFB = ∠DFA (Vertically Opposite Angles)
  • ∠DFA = 82°