按照圖畫出所示圖形,求剖面線區(qū)域的面積。()
A.22324.2308 B.22324.2083 C.22324.2380 D.22324.2038
按照圖畫出所示圖形,求該圖形的面積。()
A.383.7104 B.383.1740 C.383.7140 D.383.7410
A.103.0793 B.103.0379 C.103.0397 D.103.7039