Answer:
B
Step-by-step explanation:
BC/YZ = AC/XY = AB/XZ = 2/1
12/6 = 18/9 = 20/10 = 2/1
The angles stated are congruent because they have the same markings.
Angle B and Angle Z have the same marking.
Angle C and Angle Y have the same marking.
Angle A and Angle X are the only ones left.
