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Two flagstaffs stand on a horizontal plane. A and B ar etwo points on the line joining their feet and between them. The angle of elevation of the tops of the flagstaffs as seen from A are `30^(@)and 60^(@)` and as seen from B are `60^(@) and 45^(@).` If AB is 30 m, the distance between the flagstaffs in metres is

A

`30 + 15 sqrt(3)`

B

`45 + 15 sqrt(3)`

C

`60 - 15 sqrt(3)`

D

`60 + 15 sqrt(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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MCGROW HILL PUBLICATION-HEIGHTS AND DISTANCES -SOLVED EXAMPLES (LEVEL 1 ( SINGLE CORRECT ANSWER TYPE QUESTIONS ))
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