問題詳情

27. Approximately what is the length of the rope for the kite sail,in order to pull the ship at an angle of 45°and be at a vertical height of 150 m,as shown in the diagram opposite?

 


(A)173 m
(B)212 m
(C)285 m
(D)300 m



參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增