If ΔXYZ ≅ ΔDEF, then X = D, Y = E and Z = F.
Answer:
Angle D
Step-by-step explanation:
If the two triangles are congruent, each angle will also be congruent so:
∠X ≅ ∠D
∠Y ≅ ∠E
∠Z ≅ ∠F
Angle D is your answer
Hope this helps!
2π/3 I believe !