Which statement verifies that f(x) and g(x) are inverses of each other? a f(g(x))=x b f(g(x))=x and g(f(x))=-x c f(g(x))=1/g(f(x)) d f(g(x))=x and g(f(x))=x

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2