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1. |
Which one of the following gives the correct distance between the lighthouse and a ship, when the lighthouse whose height is 100 m is visible just above the horizon from the ship ? |
A. | 30.68 km |
B. | 36.50 km |
C. | 38.54 km |
D. | 40.54 km |
Answer» B. 36.50 km | |