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As observed from the top of a lighthouse, 100 m above sea level, the angle of depression of a ship, sailing directly towards it, changes from `30^(@)` to `60^(@)`. Determine the distance travelled by the ship during the period of observation. [Use `sqrt(3) = 1.732`].

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The correct Answer is:
115.5 m
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CBSE COMPLEMENTARY MATERIAL-SOME APPLICATIONS OF TRIGONOMETRY-LONG ANSWER TYPE QUESTIONS
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