【进阶级练习题95】 3 N. u* A) A$ |0 l/ K 6 `4 Z: U( o) ]. p* A1 A7 w求:" M/ | L+ g) O$ y8 k
1. a 弧之长度为何?/ i$ w) V% W( B. ^" ^" A2 ^5 H
a. 69.4652 b. 69.6452 c. 69.5642 " _5 \3 s+ P# i7 S J$ t2. b 之半径值为何? / I/ k, k E# G+ ?9 g* b; X& i a. 8.1584 b. 8.5184 c. 8.8154, ~# w2 q+ B3 O1 D2 M1 C# |* Y- P
3. DE 之距离为何?. N: l# L p4 N9 ~
a. 52.3349 b. 52.3439 c. 52.4339; f& g1 ?0 W# Y( e! K, g1 v' M
4. ∠ABC 之角度值为何?% X- Q6 k1 ~6 Y2 H; v0 ]
a. 87.0561° b. 87.5061° c. 87.6510° , {! k; s& q+ J5. 剖面线区域之面积为何? % P X$ j0 m. S$ [9 U6 d. r: I a. 1321.0485 b. 1321.4085 c. 1321.8405
进阶级练习题95答案:3 \, r. t- _% |0 r
1. a 弧之长度为何?0 x, I1 C. z o+ G0 m$ G7 C
a. 69.4652 6 e- H$ l- n* ?4 G7 A2. b 之半径值为何?5 |, Z3 s6 X. X- G, C) M( C& [" |
b. 8.5184 - K' {, S$ |/ u% g1 @3. DE 之距离为何?/ W/ u" K. V) \2 k! j& v9 A5 O
c. 52.4339 " e( t2 O. w# Q* U4. ∠ABC 之角度值为何?, \' B0 Z$ N e3 i
a. 87.0561° ) x. x. l0 A) E; ^8 k0 l5. 剖面线区域之面积为何?; _6 [, y. l& v: X. ]% K. M
b. 1321.4085
1. a 弧之长度为何? 1 {& E [2 j3 L a. 69.4652 b. 69.6452 c. 69.5642 * [1 n0 \! s% u# H. P3 R* [3 L6 m2. b 之半径值为何?4 { h+ q& Y ^6 }; I6 O Z, S
a. 8.1584 b. 8.5184 c. 8.8154 9 T& Z, k4 `' M0 w. i( v/ l3. DE 之距离为何?# ]- X8 t& |/ E6 V) {
a. 52.3349 b. 52.3439 c. 52.4339 ' t. x, ~8 G; V) l/ T" V% {5 ~4. ∠ABC 之角度值为何? 7 b$ o# a% E$ j* h& b b( @* j+ ~ a. 87.0561° b. 87.5061° c. 87.6510°" O; D. U$ T2 |/ `6 P
5. 剖面线区域之面积为何? 6 v' R- J9 p' e a. 1321.0485 b. 1321.4085 c. 1321.84051 b4 @9 W" ]3 D, S+ e9 ]( k
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