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From a window 15 metres high above the ground in a street, the angles of elevation and depression of the top and the foot of another house on the opposite side of the street are `30^0a n d45^0` respectively show that the height of the opposite house is 23.66 metres `(t a k esqrt(3)=1. 732)`

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The correct Answer is:
`3.66` m
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From a window 15 metres high above the ground in a street,the angles of elevation and depression of the top and the foot of another house on the opposite side of the street are 30^(0) and 45^(0) respectively show that the height of the opposite house is 23.66 metres (take sqrt(3)=1.732)

From a window 60 m high above the ground of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are 60^(@) and 45^(@) respectively. Show that the height of opposite house is 60(1+sqrt(3)) metres.

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From a window (h metres high above the ground) of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are theta and phi respectively. Show that the height of the opposite house is h(1+tan theta cot phi) metres.

From a window, 60 metres high above the ground, of a house in a street, the angles of elevation and respectively. Show that the height of the opposite house is 60(sqrt3+1) metres.

From the top of a house A in a street, the angles of elevation and depression of the top and foot of another house B on the opposite side of the street are 60^(@) and 45^(@) , respectively. If the height of house A is 36 m, then what is the height of house B? (Your answer should be nearest to an Integer.

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EDUCART PUBLICATION-INTRODUCTION TO TRIGNOMETRY AND ITS APPLICATIONS -LONG ANSWER TYPE QUESTIONS
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  11. A straight highway leads to the foot of a tower. A man standing at ...

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  12. The angle of elevation of the top of a building from the foot of the ...

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  13. If 1+sin^(2)theta = 3sinthetacostheta, then prove that tantheta=1 or 1...

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  14. From a point on the ground the angles of elevation of the bottom an...

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  15. A vertical tower stands on a horizontal land and is surmounted by a ve...

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  16. From a point on the ground, the angles of elevation of the bottom and...

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  17. A boy standing on a horizontal plane finds a bird flying at a distance...

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  18. If sin theta + cos theta = p and sec theta + "cosec"theta = q, then p...

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  19. The angle of elevation of a jet plane from a point A on the grou...

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  20. Prove that: ((1+ cot theta + tan theta)(sin theta - cos theta))/(sec^(...

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