11TH•Mathematics•Trigonometric Functions And Their Graphs•Exercise 11.3

11.4 Values and Graphs

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Question 3

A man on the top of a 100 m high light-house is in line with two ships on the same side of it, whose angles of depression from the man are $17^\circ$ and $19^\circ$ respectively. Find the distance between the ships.

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Question 3

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