单项选择题
按照图画出所示图形，求剖面线区域的面积。（）
A.1734.3833 B.1734.3338 C.1734.3383 D.1734.8333
A.11366.8042 B.11366.8024 C.11366.8204 D.11366.8240
A.2457.7451 B.2457.7415 C.2457.7145 D.2457.7154
