Evaluate √-72k where k= -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.

One integer is 8 times another. if the product is 72, then find the integers

Which of these triangle pairs can be mapped to each other using two reflections?