The owner of a minigolf course is replacing the artificial grass on a portion of the course. the area to be replaced is shown in the diagram. what square footage of artificial grass is needed to cover this portion of the course?

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