1.

A sailor, standing on the deck of a ship, just sees the light beam from a lighthouse on the shore. If the height of the sailor's eye and of the light beam at the lighthouse, above the sea level, are 9 m and 25 m respectively, what is the distance between the sailor and the lighthouse ?

A. 29.8 km
B. 31.1 km
C. 31.9 km
D. 33.2 km
Answer» C. 31.9 km


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