Triangle ABC has side lengths AB= 25 units, BC = 24 units and AC = 7 units. Triangle ABC is mapped to triangle A'B'C' by a reflection across a
horizontal line and translated left 12 units
What is the length of segment B'C'?
A. 25 units
B. 12 units
C. 24 units
D. 7 units

Triangle ABC has side lengths AB 25 units BC 24 units and AC 7 units Triangle ABC is mapped to triangle ABC by a reflection across a horizontal line and transl class=