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?

 5fa3b42587867.jpg
(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

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