If f(x)= 3 over x+2 - radical x-3 the domain for f(x) is all real numbers or equal to 3

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).

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

Can someone me with my math problem pls my teacher is on my back about this