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1. |
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30º and 45º respectively. If the lighthouse is 200 m high, the distance between the two ships is: |
A. | 00 m |
B. | 73 m |
C. | 46 m |
D. | 46 m |
Answer» D. 46 m | |