Distance and slope for (3,3) and (3,0)

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).

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Victor is a mechanic who wants to ensure he has enough funds during his old age. which account will be of benefit to victor? a. checking account b. savings account c. money market account d. individual retirement account