Question

Find the coordinates of the vertices of the image of a rectangle ABCD with A(4, -3), B(-3, 1), C(-7, -3), and D(5, 2) after a reflection across the line y = x.

Choose one answer.
a. A'(-3, -4),B'(1, 3),C'(-3, 7),D'(2, -5)
b. A'(-3, 4),B'(1, -3),C'(-3, -7),D'(2, 5)
c. can not be determined
d. A'(3, 4),B'(-1, -3),C'(3, -7),D'(-2, 5)