5 ~2 k/ ?' u+ y; M* O9 ^/ [, T求:0 e; c+ V8 Z) N1 t
1. AB之垂直距离为何?; w5 f' I+ X6 ~' X8 N8 e
a. 144.9038 b. 144.9308 c. 144.9803' Y2 p5 n5 g8 d3 R7 R& ?- N- X
2. BC之水平距离为何?" O1 H5 C6 v& n, v1 E/ u; ?
a. 99.9100 b. 99.9500 c. 100.0000 5 c! R0 p G5 D! O/ i3. ∠ACB减去∠ABC之角度值为何? u/ P/ e% p, C' X5 l5 W
a. 43.234° b. 43.342° c. 43.423° b% V) P% ]9 e* c1 L
4. 红色剖面线区域之面积为何? 8 v0 f7 _9 e7 P' k+ `$ D9 L a. 9149.9199 b. 9149.9919 c. 9149.9991 ( f) r& ~2 S2 Z7 i9 V5. 最外围之周长为何?- E2 o1 k" ?% G# o+ c
a. 893.8578 b. 893.5858 c. 893.8875