Reflection across the line y=x simply swaps the x and y coordinates.
K'(-2, -5), A'(1, -4), I'(-1, 0), J'(-4, -2)
You didn't show us the choices.
The graph of that function would be centered on the y-axis.
Step-by-step explanation:
1 l = 22.5 km
125 l = 22.5 × 125 = 2812.5 km