【进阶级练习题93】 G, r1 U# G& A7 I6 j
- m) Y7 h% P$ @0 n8 I9 c J/ M0 Q' ~
求:. G/ i6 p( n, T" r8 d6 e
1. a 之半径值为何? 8 k' V: q. p# H' h6 x a. 14.6159 b. 14.6195 c. 14.6519 + g Z# W' n+ Q2 j) T7 J* r2. b 弧之半径值为何? m- I: g% Y) u- A1 D7 ?0 o* B+ T5 _ a. 43.4137 b. 43.4173 c. 43.43172 \5 M+ j" d: K; p+ y. r0 s
3. b 弧之长度为何? 4 m. I( h( h4 [; c1 E! l a. 92.0484 b. 92.4408 c. 92.4480 ; T4 L* P- r$ D/ w- q7 n0 Z6 t4. d 之距离为何?% t% H* \6 i a, T; J# W- f
a. 14.8336 b. 14.8363 c. 14.8633 0 X5 \+ O& {, s7 P5. ∠ABC 之角度值为何? 3 V% m8 N+ y h: e$ M x5 h a. 49.446° b. 49.464° c. 49.644°2 [" r* M8 X- ]; a/ @( N
6. 剖面线区域之面积为何?+ w' @5 s. H, U) H+ U
a. 438.8224 b. 438.8242 c. 738.8422
1. a 之半径值为何?2 o6 H# L! X: l0 J
a. 14.6159 b. 14.6195 c. 14.6519 % l5 d6 ?- Z+ p! v7 e: W; n2. b 弧之半径值为何? 3 j% Y: v' Y, B' c a. 43.4137 b. 43.4173 c. 43.4317 5 L+ {+ n1 K: G7 e3. b 弧之长度为何?" a4 p2 o7 ?, T2 f& b8 y; B) ?( R
a. 92.0484 b. 92.4408 c. 92.4480 ( P4 L) P: O* f9 Z* e! H4. d 之距离为何? " O4 E+ |9 F, X: Y! b: `. M* U a. 14.8336 b. 14.8363 c. 14.8633) U0 U* c& i% D# l1 P' ^% {' y
5. ∠ABC 之角度值为何? ' s w0 ]5 D# R a. 49.446° b. 49.464° c. 49.644° ' D0 b% g+ L/ B. s K3 s6. 剖面线区域之面积为何? 4 ^: q2 \* e P a. 438.8224 b. 438.8242 c. 738.8422 7 v% ~" L& {9 A7 C2 Z q8 w答案: aabbba' z3 [- i$ f$ A( F# v" d4 B