Answer:
A. B ⇔ Y
Step-by-step explanation:
The names of congruent triangles list corresponding vertices in the same order. Here, when we say ΔABC ≅ ΔXYZ, we mean the triangles have corresponding vertices ...
A ⇔ X
B ⇔ Y . . . . . . answer choice A.
C ⇔ Z
