1. a 之半径值为何?; i- i; T T% Y/ r$ T( b
a. 14.6159 b. 14.6195 c. 14.6519 7 b3 c+ M6 \* U' L2. b 弧之半径值为何?9 a6 {0 I k- R% @5 P! o" d
a. 43.4137 b. 43.4173 c. 43.43170 N1 j8 N/ W9 T
3. b 弧之长度为何? % j9 ?# `2 |. [8 y a. 92.0484 b. 92.4408 c. 92.4480! h* k( s5 c$ B: g; T; ^) h6 d
4. d 之距离为何?! d( n8 B( g+ A
a. 14.8336 b. 14.8363 c. 14.8633 ! p& r. w% Q; g$ E4 a) ^: W5. ∠ABC 之角度值为何? ) a* Y" B3 F* l/ z6 f% b" h6 ] a. 49.446° b. 49.464° c. 49.644°- o" o1 S9 K/ h1 X
6. 剖面线区域之面积为何?- k0 @' X& l% I' H- ?
a. 438.8224 b. 438.8242 c. 738.8422/ P$ w U0 [& P
答案: aabbba9 o' Q1 {) z1 P9 N% W2 m& R