【进阶级练习题49】 6 Z# c) y3 r; r原创:Joseflin先生(台湾) 整理:SHAONX(上海). U) T6 a) U) L$ q7 A- ]7 |5 x r7 z
3 i- Z4 D* p6 F- ^求: & K8 n% N: ^& [+ a- H8 ^1. a 值为何?8 b# y6 c; {$ l7 b' |
a. 49.8293 b.49.8329 c. 49.8392 8 w% W- p3 F0 A2. b 值为何? & a+ e3 M ~, k* e) y$ O a. 16.6667 b. 16.6676 c. 16.6766 5 y# W2 W( l/ I/ I5 Y3. c 值为何?1 A0 P9 a+ S; y( B
a. 38.4696 b. 38.6494 c. 38.9446 2 w' o' |. j4 ^) B4. 蓝剖面线区域之面积为何? 2 _, X7 j4 t$ A" j* K, N* d a. 1067.3350 b. 1067.3305 c. 1067.3503