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The poles of equal height are standing o...

The poles of equal height are standing opposite to each other on either side of a road which is 100meters wide.From a point between them on the road,the angle of elevation of the tops are `30^@` and `60^@`.Find the position of the point and also the height of the poles.

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Two poles of equal heights are standing opposite each other on either side of the road,which is 80m wide.From a point between them on the road,the angles of elevation of the top of the poles are 60^@ and 30^@ respectively.Find the height of the poles and the distances of the point from the poles.

Two poles of equal heights are standing opposite to each other on either side of the road which is 80m wide. From a point between them on the road the angles of elevation of the top of the poles are 60° and 30° respectively. Find the height of the poles .

Two light posts of equal heights stand on either side of a pond which is 100meters wide.From a boat in the pond between the posts the elevation of the tops of the post are found to be 60^@ and 30^@ .Find the height of the posts and the position of the posts.

Two pillars of equal height stand on either side of a road which is 150m wide. At a point on the road between the pillars the angle of elevation of the top of the pillars are 60° and 30°. Find the height of each pillar and the position of the point on the road.

A statue,1.6m tall,stands on the top of a pedestal.From a point on the ground,the angle of elevation of the top of the statue is 60^@ and from the same point the angle of elevation of the top of the pedestal is 45^@ .Find the height of the pedestal.

There are two poles on each on either bank of a river just opposite to each other.One pole is 60m high.From the top of this pole the angles of depression of the top and the foot of the other pole are 30° and 60° respectively. Find the width of the river and the height of the other pole.

A TV tower stands vertically on a bank of a canal.From a point on the other bank directly opposite the tower,the angle of elevation of the top of the tower is 60^@ .From another points 20 m away from this point on the line joining this point to the foot of the towre,the angle of elevation of the top of the tower is 30^@ (seeFig).Find the height of the tower and the width of the canal.

The distance between two poles of the same height standing on the same plane is 100m.The angles of elevation of the tops of the two poles from a point lying on the line joining the base-points of the poles are found to be 30^@ and 60^@ respectively.Find the heights of the poles and the position of the point.

From a point which is 200sqrt2 m away from the base of a temple the angle of elevation of the top of the temple is 45^@ .Find the height of the temple and the slanting distance between the top of the temple and the point.

The angle of elevation of the top of a tower from a point on the ground,which is 30m away from the foot of the tower,is 30^@ .Find the height of the tower.

R G PUBLICATION-SOME APPLICATION OF TRIGONOMETRY-EXERCISE
  1. A ladder 12m long is leaning on a wall.Its foot 6m away from the wall....

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  2. A ladder is kept standing at a slanting position against a wall of a h...

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  3. If the top of a temple subtends an angle of30^@ at a point on the grou...

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  4. If the top of a temple subtends an angle of60^@ at a point on the grou...

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  5. When a telephone post is broken by a strong wind,its top touches the g...

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  6. A tree of 15 m height was broken due to a heavy wind at a height of h ...

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  7. The angle of elevation of a temple is found to be 30^@ as seen from a ...

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  8. The angle of elevation of the top of a temple when observed from a poi...

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  9. An observer has found the angle of elevation of a temple to be 60^@ wh...

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  10. An observer 1.5m tall is 30metres away from a tower,50m high.Determine...

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  11. From a point which is 200sqrt2m away from the base of a temple the ang...

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  12. The angle of depression of the top and bottom of a tower are found to ...

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  13. An observer standing 72 m away from a building notice that the angles ...

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  14. The horizontal distance between two towers is 30 metres.The top of one...

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

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  16. Two light posts of equal heights stand on either side of a pond which ...

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  17. A man standing on a bank of a river found that the angles of elevation...

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  18. There are two cosecutive kilometre posts on a straight road.From an ae...

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  19. The angles of depression of two consecutive kilometer posts on a strai...

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  20. The height of mobile telephone tower erected on a plane is 20(sqrt3+1)...

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