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Two towers are situated at a distance of...

Two towers are situated at a distance of `120sqrt2` metre and the height of one is twice the height of other. From the mid point of the line joining the bottom of them the angle of elevaion of the top of two towers are complementary. Find the heights two towers.

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UNITED BOOK HOUSE-HINDU SCHOOL -EXERCISE
  1. If a alpha b and b alpha c then show that a^3b^3+b^3c^3+c^3a^3 alpha a...

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  2. What should be added to each of a,b,c,d to make the sums proportional?

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  3. If (x^2-yz)/a=(y^2-zx)/b=(z^2-xy)/c , show that (a+b+c)(x+y+z)=(ax+by...

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  4. Answer any One queation : Prove that, if a perpendicular is draw on t...

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  5. Prove that opposite angles of a cyclic quadrilateral are supplementary

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  6. The radius of a circle is 8 cm. Calculate the length of a tangent draw...

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  7. Two tangents AB and AC drawn from an external point A of a circle touc...

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  8. Draw a triangle whose two side are 7.6 cm and 6 cm in length and the a...

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  9. Geometrically find the value of sqrt(29).

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  10. Find the values of (2 tan^2 30^@)/(1-tan^2 30^@)+sec^2 45^@-cot^2 45^@...

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  11. If alpha+beta = 90^@, prove that sec^2 alpha+sec^2 beta = sec^2 alpha ...

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  12. If sec theta+tan theta = x, prove that sin theta= (x^2-1)/(x^2+1)

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  13. A man standing on a railway bridge 5sqrt3 meters high, observes the en...

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  14. Two towers are situated at a distance of 120sqrt2 metre and the height...

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  15. The length of the radius of cross section of a solid right circular ro...

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  16. Length of radius and height of a right circular draw are 21 cm and 21 ...

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  17. The length of two sides adjacent to right angle of a right angled tria...

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  18. Calculate the mean of obtained marks of 64 students from the given dat...

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  19. Find the median of the following data.

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  20. Calculate the mode of the following data.

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