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ANIRUDH

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· 1 Months ago

once you take BD as hypotenuse and then you took BD as base. I think the correct ration in triangle ABD should be AB/BD=sin30 thus the correct answer will be h^2=(57600*9)/35= nearly equals to 121.7m

Question:

For a man, the angle of elevation of the highest point of the temple situated east of him is 60º. On walking 240 metres to north, the angle of elevation is reduced to 30º, then the height of the temple is –

Options:
A)

1203    m.

B)

606    m.

C)

120(3-1)    m.

D)

1203-3    m.

Solution:

Ans: (b)


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