What is the similarity ratio for two circles with areas 2 pi m squared and 200 pi m 2

Empty box + box + empty box fill in the box is equal to 30 how

Ten times the square of a non-zero number is eqaul to ninety times the number

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).