Question

An aeroplane at an altitude of 1200 metres , finds that two ships are sailing towards it in the same direction . The angle of depression of the ships are observed from the aeroplane are 60 degree and 30 degree respectively . Find the distance between the two ships .

Answer 1

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answere:tan60=1200/x. root3=1200/x. x-1200/root3=400root3. tAn30 =.1200/x+x=1/root3. 1200root3 =x+y 1200root3-400root3=y.then y is 800root3 that is 1385.6

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Answer 2

Answer:

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Explanation: