【进阶级练习题93】 6 I2 V3 y+ l# M# i/ Y: L8 V5 o( G# w/ g6 P" U3 s& Y
求: ; ]& v6 X7 Z: W4 R( h1. a 之半径值为何? 5 o C! [! o+ X& ~% G a. 14.6159 b. 14.6195 c. 14.6519 / z3 k7 ^1 B0 M2. b 弧之半径值为何?& |7 D( ^3 U$ U3 _ L
a. 43.4137 b. 43.4173 c. 43.4317 " }6 j- h3 N" s* N3. b 弧之长度为何?* k8 o- a) k& @, V$ U' ^8 a9 H
a. 92.0484 b. 92.4408 c. 92.4480( w) _$ e4 o( T* r& i5 O+ g- [% ~. w
4. d 之距离为何? ) `2 ~9 X/ c; {' F: Q a. 14.8336 b. 14.8363 c. 14.86332 c& q- H0 B+ M. ^9 W5 B8 Y
5. ∠ABC 之角度值为何?" G. I$ U# y3 a
a. 49.446° b. 49.464° c. 49.644° * D% K% c3 b' O, O, k6. 剖面线区域之面积为何?8 L9 a$ s: k2 I! ^9 a+ T0 o9 k0 }
a. 438.8224 b. 438.8242 c. 738.8422
练习题93答案: * b) f0 t! \, y( q* E; O. d1. a 之半径值为何?! g H7 n" r, U! Q. u
a. 14.6159# D. f5 F7 _2 s4 u) }- o+ q2 Z3 |% D
2. b 弧之半径值为何? " E$ T0 u8 u6 ~6 G5 t6 P a. 43.4137 & Q0 Y7 j/ A# r" n
3. b 弧之长度为何? 4 h }& G/ ^4 g9 V' s b. 92.4408 # c3 s: Q: |* o+ g4. d 之距离为何?! `7 F4 h% B) J9 S
b. 14.83635 R5 A$ P/ J7 m% i
5. ∠ABC 之角度值为何?6 M0 u! I; @2 V
b. 49.464°" n/ K* l; p/ r* O# t4 Z) g
6. 剖面线区域之面积为何? 0 {6 F3 T* w' G) m( i$ F; m4 u a. 438.8224
1. a 之半径值为何?2 m4 i- |' ~: Z# P' E& H
a. 14.6159 b. 14.6195 c. 14.6519* J2 q. J' D/ b6 C3 E% L
2. b 弧之半径值为何? 3 V0 W5 h0 J: O p/ S a. 43.4137 b. 43.4173 c. 43.4317 & e% O$ p) Z9 w! m3. b 弧之长度为何? ! K: e) `+ ?3 U a. 92.0484 b. 92.4408 c. 92.4480 2 R# M* B S; f: E4. d 之距离为何? 3 R/ {5 P' t# l; [4 ?5 m a. 14.8336 b. 14.8363 c. 14.8633! r- q4 L3 O+ ?+ f" X
5. ∠ABC 之角度值为何?% f( W% Z, J3 f, b: @: d
a. 49.446° b. 49.464° c. 49.644° ; p: O' S& |5 F- }& L6. 剖面线区域之面积为何? ! ^. t# ^" ?% a3 J a. 438.8224 b. 438.8242 c. 738.8422% L: I- R1 [. U* K/ O: l/ }4 \5 `
答案: aabbba% Q9 p- ]3 X* T$ C