the angle of elevation of the top of a chimney at a point on the ground is 30° on walking 20m towards the chimney the angle of elevation of the top become 45° .find the height of the chimney.
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The answer wiy be 20/√3-1
jyothiraditya:
No its 10(√3-1)
Sorry 10(√3+1)
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5
is the answer correct..??
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