IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: 1628e1077)

本题目来源于试卷: IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry，类别为 IB数学

[填空题]
Bus-1 and Bus-2 leave a terminal, T, at the same tl .js(ubvy(w9v 8v6m hime. Bus-1 trfkc 5ps s v qd/)61skqd6s:8kqavels 65 km on a true beak q/sd6sdpsv5kk)f:6 q qs8c 1ring of $140^{\circ}$ to point U, then a further 40 km on a true bearing $235^{\circ}$ to point V. Bus-2 travels directly from the terminal to point V.


1.Find the distance, d, travelled by Bus-2.  km
2.Find the true bearing on which Bus-2 travels.  $^{\circ}$

Bus-1 averages a speed of 55 km/h and Bus-2 averages a speed of 36 km/h

3.Determine which bus arrives at point V first. Justify your answer. ----待选择----Bus-1Bus-2 

参考答案:
空格1: 73.3±3%  空格2: 173±3%  空格3: Bus-1 


本题详细解析:

微信扫一扫，分享更方便