Another prodigy question i'm stuck on

What is the value of x? enter your answer in the box. (cm)

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.

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?