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The angles of elevation of the top of a ...

The angles of elevation of the top of a lighthouse from 3 boats A,B and C in a straight line of same side of the lighthouse are a,2a,3a respectively. If the distance between the boats A and B is x meters. Find the height of lighthouse.

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VGS PUBLICATION-BRILLIANT-APPLICATIONS OF TRIGONOMETRY-EXERCISE
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  2. A 1.2m tall girl spots a balloon moving with the wind in a horizontal ...

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  3. The angles of elevation of the top of a lighthouse from 3 boats A,B an...

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  4. Inner part of a cupboard is in the cuboidical shape with its length, b...

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  5. An iron spherical ball of volume 232848 cm^3 has been melted and conve...

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  6. Show that the area of an Isosceles triangles is A=a^2SinthetaCostheta ...

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  7. A right circular cylindrical tower, height 'h' and radius 'r', stands ...

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  8. A person from the top of a building of height 25 m has observed anothe...

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  9. A person observed the top of a tree at an angle of elevation of 60^(@)...

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  10. If the angle of elevation of sun increases from '0' to 90 then the len...

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  11. If a tower of height 'h' is observed from a point with a distance 'd' ...

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  12. A pole and its shadow have same length, find the angle of the sun ray ...

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  13. A ladder of 3.9 m length is laid against a wall. The distance between ...

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  14. A boat has to cross a river. It crosses river by making an angle of 60...

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  15. A person 25 m away from a cell tower observes the top of cell tower at...

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  16. A straight highway leads to foot of the tower. A man standing at the t...

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  17. From the top of a tower of h m height, Anusha observes the anges of de...

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  18. From the top of a building, the angle of elevation of the top of a cel...

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  19. From the top of the building, the angle of elevation of the top of a. ...

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  20. The angle of elevation of the top of a tower from a point on the groun...

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