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As observed from the top of a 75m tal...

As observed from the top of a 75m tall lighthouse, the angles of depression of two ships are `30o` and `45o` . If one ship is exactly behind the other on the same side of the lighthouse, find the distance between the two ships.

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Knowledge Check

  • As observed from the top of a 75m high lighthouse from the sea-level,the angles of depression of two ships are 30^(@) and 45^(@) .If one ship is exactly behind the other on the same side of the lighthouse,find the distance between the two sh

    A
    `75(sqrt3-1)`m
    B
    `85(sqrt3-1)`m
    C
    `75(sqrt3+1)`m
    D
    None

  • From the top of a lighthouse. 100 m high, the angle of depression of two ships are 30° and 45°, if both ships are on same side find the distance between the ships ?

    A
    A. 120 m
    B
    B. 180 m
    C
    C. 240 m
    D
    D. 360 m

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    From a light house the angles of depression of two ships on opposite sides of the light house are observed to be 30^(@) and 45^(@) If the height of the light house is h metres,the distance between the ships is

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