The pilot of a helicopter flying at 1200 metres observes a small yacht at an angle of depression of 2.5°. Calculate the horizontal distance of the yacht to the helicopter (Please express your answer correct to the nearest 10 metre). Illustrate with a sketch as appropriate.

Advanced Engineering Mathematics
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ISBN:9780470458365
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The pilot of a helicopter flying at 1200 metres observes a small yacht at an angle of
depression of 2.5°. Calculate the horizontal distance of the yacht to the helicopter
(Please express your answer correct to the nearest 10 metre).
Illustrate with a sketch as appropriate.
Transcribed Image Text:The pilot of a helicopter flying at 1200 metres observes a small yacht at an angle of depression of 2.5°. Calculate the horizontal distance of the yacht to the helicopter (Please express your answer correct to the nearest 10 metre). Illustrate with a sketch as appropriate.
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