If the scale factor is with a center of dilation at (0, 0), fit in the blanks for the missing ordered pairs. DUE soon ❤️

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Which number completes the inequality? 2/3 < _ < 7/9