【进阶级练习题28】3 ^& v0 h3 D2 b6 M! c u
原创:Joseflin先生(台湾) 整理:SHAONX(上海) 5 F: Y; `- B4 @2 s1 E/ G& B$ d& J+ Z7 p' I, A) |) m
求: 4 |$ D! f+ {8 d8 @% s! g1. AB之垂直距离为何? 4 w( R. w- f1 Z1 p a. 116.3129 b. 116.3291 c. 116.39126 d% d$ h& S% T Y! S
2. BC之水平距离为何? - R9 }1 u: G! A" ^# s a. 62.5689 b. 62.5896 c. 62.5986 ( y. ^' R% E2 `2 c; \5 O3. ∠ACB减去∠ABC之角度值为何? z2 L h& a% G
a. 86.196 b. 86.691 c. 86.916 " l' ^; h; t6 o( y. z4. 绿色剖面线区域之面积为何? " x: l: X6 M. g8 B) z1 z a. 2061.1225 b. 2061.1252 c. 2061.1522 ' ~' Z) I( ~! Z: v0 A5. 最外围之周长为何? 5 p3 @5 f4 u0 c" a$ G a. 483.5235 b. 483.5325 c. 483.5532