Question

What are the coordinates of r' , the image of r(?4,3) after a reflection in the line y=x ? a. (?3,4) b. (3,?4) c. (4,3) d. (?4,?3)

Answer 1

b

Explanation:

under a reflection in the line y = x

a point (x, y ) → (y, x ) , then

r (4, 3 ) → r' (3, 4 )