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A flag of height 4 metres is standing on...

A flag of height 4 metres is standing on the top of a building. The angle of elevation of the top of the flag from a point X is `45^@` and the angle of elevation of the top of building from X is `30^@`.Point X is on the ground level. What is the height (in metres) of the building?
एक झंडा जिसकी ऊँचाई 4 मीटर है, इस इमारत की चोटी पर खड़ा हुआ है। बिंदु X से झंडे की चोटी का उन्नयन कोण `45^@` है तथा X से इमारत की चोटी का उन्नयन कोण `30^@` है। बिंदु X जमीन की सतह पर है। इमारत की ऊँचाई (मीटर में) क्या है?

A

`sqrt(3)+2`

B

`2(sqrt(3)+1)`

C

`4(sqrt(3)+1)`

D

`(sqrt(3)+1)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
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