评论
打印
答案：D
解析：
Choice (D) is correct. Adding shaded rectangles as in the figure above, the given polygon is seen to be a 12-by-9 rectangle with a 2-by-3 and a 2-by-2 rectangle removed. Therefore, the area of the polygon is (12x9)-(2x3)-(2x2), which is equal to 98.
