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An electrician wants to repair an electric connection on a pole of height 9m. He needs to reach 1.8 m below the top of the pole to do repair work. What should be the length of the ladder which he should use, when he climbs it at an angle of `60^(@)` with the ground? What will be the distance between foot of the ladder and foot of the pole?

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VGS PUBLICATION-BRILLIANT-APPLICATIONS OF TRIGONOMETRY-EXERCISE
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  2. Suppose you are shooting an arrow from the top of a building at a heig...

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  3. An electrician wants to repair an electric connection on a pole of hei...

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  4. A boat had to cross a river. It crosses the river by making an angle o...

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  5. An observer of height 1.8 m is 13.2 m away from a palm tree. The angle...

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  6. In the given figure, AC= 6 cm, AB= 5 cm and /BAC=30^(@). Find the area...

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  7. Two men on either side of a temple of 30 meter height observe its top ...

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  8. A straight highway leads to the foot of a tower. Ramaiah standing at t...

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  9. A TV tower stands vertically on the side of a road. From a point on th...

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  10. A 1.5 m tall boy is looking at the top of a temple which is 30 m in he...

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  11. A statue stands on the top of a 2m tall pedestal. From a point on the ...

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

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  13. A wire of length 18m had been tied with electric pole at an angle of e...

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  14. The angle of elevation of the top of a building from the foot of the t...

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  15. Two poles of equal height are standing opposite to each other on eithe...

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  16. The angle of the elevation of the top of a tower from two points at ...

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  17. The angle of elevation of a jet plane from a point A on the ground is ...

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  18. The angle of elevation of the top of a tower from the foot of the buil...

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  19. A 1.2m tall girl spots a balloon moving with the wind in a horizontal ...

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

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