Find the solution to the system

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

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).