An aeroplane at height 3000 m observes two ships sailing toward it in the same vertical plane. The angles of depression are 30° and 45°. Find the distance (in m) between the two ships.
Class 10Heights and DistancesTrigonometry
A3000(3−1)
B30003
C3000
D3000(3+1)
Step-by-Step Solution
Near ship (45°): d1=3000. Far ship (30°): d2=30003. Distance = 3000 3−3000=3000(3−1) m.
Answer: A) 3000(3−1)
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