Find equation of this line, plz help thanks !

What is the value of x in the following equation. -x ^3/2 = -27

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).

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that