Write the equation of the perpendicular bisector of MN.

A) y = -4
B) x = -4
C) y = 4x
D) y = x - 4

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation