: `: c) N6 g* b) X e求:5 C U% I: i0 O* |; |. ~0 o; Y
1. a 之半径值为何? 8 d9 m% }" @$ D2 M a. 14.6159 b. 14.6195 c. 14.6519% ?/ k/ [7 ~2 F$ o8 J
2. b 弧之半径值为何? , X- k0 _6 L' }9 G4 ^$ C- p& q a. 43.4137 b. 43.4173 c. 43.4317* Y S3 F/ V; J) V% v
3. b 弧之长度为何? 6 {3 h) j9 W8 o! \- p# Y! D7 ` a. 92.0484 b. 92.4408 c. 92.44803 O) }5 J- C- c% @/ \& j$ O
4. d 之距离为何?2 Y+ U& _1 y. {- c
a. 14.8336 b. 14.8363 c. 14.8633 , x' @1 A( T8 m+ M+ F- T' P5. ∠ABC 之角度值为何?& v) k% c' \/ c
a. 49.446° b. 49.464° c. 49.644° & ^6 ^- Z3 z: r6. 剖面线区域之面积为何? % V7 H/ M$ A+ M) n. T; g+ @ a. 438.8224 b. 438.8242 c. 738.8422
1. a 之半径值为何? ) ~: h: Y5 J$ a3 g | a. 14.6159 b. 14.6195 c. 14.6519 7 x6 U# L* N8 k9 ^% C2. b 弧之半径值为何? * r$ k0 K! C. `# f }4 H a. 43.4137 b. 43.4173 c. 43.4317 - r( Z' [7 x) B- U+ U7 D3. b 弧之长度为何? & x7 m6 D; j2 i, r; Y a. 92.0484 b. 92.4408 c. 92.4480 : i9 G G6 n7 E, e& w* X4. d 之距离为何? : \# Q- e9 j5 \ a. 14.8336 b. 14.8363 c. 14.8633 " N# O: P6 B! b& o# A' R5. ∠ABC 之角度值为何? 8 A/ L! @# E! ]8 A$ s1 V a. 49.446° b. 49.464° c. 49.644° 5 M+ H( Y8 J" G- Q4 s3 U) R6. 剖面线区域之面积为何? 1 z) p- a$ \+ o' T( X d a. 438.8224 b. 438.8242 c. 738.8422" i' @+ ?8 i: Y% Y2 U
答案: aabbba+ i1 W1 @, S( G+ y