I wrote zones but then noticed that we actually don't need :p
The answer is "a reflection in the y-axis"
Hope it helps!
The answer is in the link below I couldn't write it on Brainly bc my computer was being wack, but I hope I can help, I didn't only give the answer but there is a step by step so that should help you out a bit. Good Luck!!!!!!
Answer:
2
Step-by-step explanation:
X=13.5
Y=13.5
Therefore Z is 13.5