The top of a hill observed from the top and bottom of a building of height h is at the angle of elevation p and q respectively. The height of the hills is [UPSEAT 2001; EAMCET 1989]

\[\frac{h\tan p}{\tan p-\tan q}\]

\[\frac{h\cot q}{\cot q-\cot p}\]

\[\frac{h\cot p}{\cot p-\cot q}\]

The top of a hill observed from the top and bottom of a building of he

1.	The top of a hill observed from the top and bottom of a building of height h is at the angle of elevation p and q respectively. The height of the hills is [UPSEAT 2001; EAMCET 1989]
A.	\[\frac{h\cot q}{\cot q-\cot p}\]
B.	\[\frac{h\cot p}{\cot p-\cot q}\]
C.	\[\frac{h\tan p}{\tan p-\tan q}\]
D.	None of these
Answer» C. \[\frac{h\tan p}{\tan p-\tan q}\]

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The top of a hill observed from the top and bottom of a building of height h is at the angle of elevation p and q respectively. The height of the hills is [UPSEAT 2001; EAMCET 1989]

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