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From the top of a building with height `30(sqrt(3)+1)`m two cars make angle of depression of `45^(@)" and "30^(@)` due east. What is the distance between two cars?

A

30 m

B

60 m

C

45 m

D

75 m

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BEYOND PUBLICATION-APPLICATIONS OF TRIGNOMETRY-EXERCISE
  1. When the angle of elevation of a light changes from 30^(@)" to "45^(@)...

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  2. From the top of a building 50m from horizontal, the angle of depressi...

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  3. From the top of a building with height 30(sqrt(3)+1)m two cars make an...

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  4. A person standing on the bank of a river observes that the angle subte...

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  5. A ladder of 10 m length touches a wall at a height of 5 m. The angle m...

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  6. A tree breaks due to storm and the broken part bends so that the top o...

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  7. The angle of elevation of a cloud from a point 200 m above the lake is...

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  8. An aeroplane flying horizontally 1 km above the ground is observed at ...

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  9. If AB=4m, and AC=8m, then the angle of elevation of A as observed from...

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  10. If a pole height 6m casts a shadow 2sqrt(3)m long on the ground, then ...

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  11. Find the elevation of the sun at the moment when the length of the sha...

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  12. If the shadow of a tree is (1)/(sqrt(3)) times the height of the tree,...

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  13. Length of the shadow of a 15 meter high pole is 5sqrt(3) meters at 7 ...

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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. The angles of elevation of Top of a rock from the Top and foot of 200 ...

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

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  17. A Ladder of 4.6 m Length is laid against a wall. The distance between ...

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  18. The angle of elevation of an aeroplan flying at a height of 1500 m fro...

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  19. The tops of two poles of heights 10 metres and 12 metres are connected...

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  20. The slope of a hill makes an angle of 60^@ with the horizontal. If one...

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