Answer:
see explanation
Step-by-step explanation:
Under a reflection in the line y = x
a point (x, y ) → (y, x )
Thus
K(- 2, - 4 ) → K'(- 4, - 2 )
L(6, - 4 ) → L'(- 4, 6 )
M(0, - 5 ) → M'(- 5, 0 )
