When does 1+1 not equal to 2?

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Given abcd ac=38 and ae=3x+4 find the value of x

How can you tell when x and y are not directly proportional?