I will mark brainliest!!!!!

Answer:
we need to c the triangle before we can answer btw
Step-by-step explanation:
Answer:
A' = (6, 1)
B' = (4, -1)
C' = (-6, 1)
Step-by-step explanation:
Use the rule 90° Clockwise: (x, y) ⇒ (y, -x).
I hope I helped and have a great day! ^-^