Answer:
first choice - it is dilated by 1/3
Step-by-step explanation:
write out your triangles points
A (-12,12) A' (4, -4)
B (-3, 12) . B' (1, -4)
C (-9,6) . C' (3, -2)
-6+(-3)
-6-3
Answer is -9
2.5<x<8.0???????????