求:
# P! R. m7 C+ a' c$ @* h- q) g) \1. a之长度为何?" Y6 h: o2 J. \; i" v
a. 46.1429 b. 46.2491 .c. 46.42196 |# T, w4 C! S* ~% H
2. b之半径值为何?
, A3 `: {8 ~) z+ T* d/ w: S7 ~ a. 29.6819 b. 29.8169 c. 29.9186
/ t3 [, l# s! z+ g: _3. c之长度为何?
, b: D, r4 ^2 P# a5 L a. 33.8928 b. 33.9829 .c. 33.9928
- v" j3 I0 W* w8 Z$ f5 z4. d之半径值为何?$ m5 Z: d% B6 P( _1 |' N
a. 23.5789 b. 23.7859 c. 23.8795/ U' _% j( w/ W& a* c! L, d- y
5. e之长度为何?
5 i5 L& d2 S% l a.53.4548 b. 53.5448 c. 53.8445
6 F- A1 w" w$ H( t6. f之半径值为何?5 {9 y1 j- i* W' t& ~' O# t
a. 49.0000 b. 49.0120 c. 49.10208 H- B- B$ U( W) u1 |. F
7. 青色剖面线区域之面积为何?7 \. N" R& Q4 c- A" y8 {$ a% H
a. 2977.2585 b. 2977.5385 c. 2977.5835
3 x! }3 T* e' y! |/ |' r. t
0 n* V n9 D; I8 A6 _$ \. f' j, h9 k; z! M
二天后公布答案 |