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A vertical tower sands on a horizontal p...

A vertical tower sands on a horizontal plane and is surmounted by a vertical flag staff of height `hdot` At a point on the plane, the angles of elevation of the bottom and the top of the flag.

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A vertical tower sands on a horizontal plane and is surmounted by a vertical flag staff of height h. At a point on the plane,the angles of elevation of the bottom and the top of the flagstaff are alpha and beta .Prove that the height of the tower (h tan alpha)/(tan beta-tan alpha)

A vertical tower stand on a horizontal plane and is surmounted by a vertical flag-staff of height 5 metres.At a point on the plane,the angles of elevation of the bottom and the top of the flag-staff are respectively 30^(0) and 60^(0) . Find the height of the tower.

A vertical tower stands on a horizontal land and is surmounted by a vertical flag staff of height 12 metres. At a point on the plane, the angle of elevation of the bottom and the top of the flag staff are respectively 45° and 60°. Find the height of tower.

A vertical tower Stands on a horizontal plane and is surmounted by a vertical flag staff of height h.At a point on the plane,the angles of Elevation of the bottom and the top of the flag staff are alpha and beta respectively Prove that the height of the tower is (h tan alpha)/(tan beta-tan alpha)

A vertical tower stands on a horizontal plane and is surmounted by a vertical flag staff of height 6 meters. At point on the plane, the angle of elvation of the bottom and the top of the flag are respectively 30^@ and 60^@ . Find the height of tower

A vertical tower of height 20 m stands on a horizontal plane and is surmounted by a vertical flag staff of height h. At a point on the plane, the angle of elevation of the bottom and top of flag staff are 45^(@) and 60^(@) , respectively. Find the value of h.

A vertical tower stands on a horizontal plane and is surmounted by a vertical flag staff of height h. At a point on the plane, the angle of elevation of the bottom of the flag staff is alpha and that of the top of the flag staff is beta . then the height of the tower is एक ऊर्ध्वाधर मीनार एक क्षेतिज समतल पर खड़ी है और उसके ऊपर 1 ऊँचाई का ऊर्ध्वाधर ध्वजखण्ड लगा है। समतल पर एक बिन्दु पर ध्वजदण्ड के तल का उन्नयन कोण alpha है और ध्वजदण्ड के शीर्ष भाग का beta है। मीनार की ऊँचाई बताइए ?

A vertical tower stands on a horizontal plane and is surmounted by vertical flagstaff to height 6m. At a point on the plane, the anglea elevation of the bottom of flagsteff is 30^(@) and that of the top of the flagstaff is 60^(@) . Find the height of the tower. [Use sqrt(3) = 1.732 ]

AGRAWAL PUBLICATION-(2019) QUESTION PAPER-EXAMPLE
  1. A vertical tower sands on a horizontal plane and is surmounted by a ...

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  2. Check whether g(x) is a factor of P(x) by dividing polynomial p(x) by ...

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  3. Find the area of the triangle formed by joining the mid-points of the ...

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  4. Draw the graph of the equations x-y+ 1 = 0 and 3x + 2y - 12 = 0. Using...

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  5. Prove that sqrt 3 is an irrational number.

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  6. Find the greatest number which on dividing 1251, 9377 and 15628 leaves...

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  7. A,B and C are interior angles of a triangle ABC. Show that sin[(B+C)/2...

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  8. If angle A = 90^@, then find the value of tan [(B + C)/2]

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  9. If tan(A +B) = 1 and tan(A - B) = 1/ sqrt 3, 0^@ < A + B < 90^@, A>B, ...

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  10. In Figure, PQ is a chord of length 8 cm of a circle of radius 5 cm. Th...

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  11. Prove that opposite sides of a quadrilateral circumscribing a circel s...

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  12. Water in a canal, 6 m wide an 1.5 m deep, is flowing with a speed of 1...

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  13. A class teacher has the following absentee record of 40 students of a ...

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  14. A car has two wipers which do not overlap. Each wiper has a blade of l...

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  15. A pole has to be erected at a point on the boundary of a circular park...

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  16. If m times the m^(th) term of an Arithmetic Progession is equal to n t...

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  17. The sum of the first three numbers is an Arithmetic Progression is 18....

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  18. Construct a triangle ABC with side BC = 6 cm, AB = 5 cm and angle ABC ...

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  19. In Figure, a decorative block is shown which is made of two solids, a ...

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  20. In Figure, a decorative block is shown which is made of two solids, a ...

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  21. A bucket open at the top is in the form of a frustum of a cone with a ...

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