Which of these countries has the greatest population? which has the least?

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.

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

How can i differentiate this equation?