Respuesta :
(12,7)
To reflect a point across the line y = x, you simply need to reverse/interchange the x and y coordinates. So (7, 12) becomes (12,7).
To reflect a point across the line y = x, you simply need to reverse/interchange the x and y coordinates. So (7, 12) becomes (12,7).
Answer:
I just did this problem in a test and got it right
it would be (12,7)
HOPE THIS HELPS HAVE A GREAT DAY