A circle inscribed in a square is shown below . A) what is the side length of the square? Show or explain how you got your answer

B) what is the diameter of the circle?

C) what is the circumstance of the circle, in centimeters, of the circle inscribed in the square?

D) what is the radius of the circle ?

E) what is the area of the circle , in square centimeters, of the circle inscribed in the square?