Question :
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 100 m high, the distance between the two ships is:
1. 173 m 2. 200 m 3. 273 m 4. 300 m Answer :
3 - 273 m
|