What is the solution set of y = x2 + 2x + 7 and y = x + 7? {(0, 7), (-1, 6)} {(0, 7), (-7, 0)} {(0, 7), (1, 8)} {(-2, 0), (4, 0)}

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π