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Sum of length, breadth and height of a cuboid is 25cm and the total surface area of it is 264 sq.cm. Find the length of its diagonal.

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UNITED BOOK HOUSE-BIDHANNAGAR GOVT, HIGH SCHOOL-EXERCISE
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  2. If the volume, base area and height of a right circular cone are V cu ...

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  3. Sum of length, breadth and height of a cuboid is 25cm and the total su...

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  4. x and u are two variables with relation x= (U-15)/10. If the mean valu...

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  5. Answer any one question : The difference between simple interest and ...

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  7. Solve: x/(x+1)+(x+1)/x= 2 1/12(x!=0,-1)

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  8. If a two digit positive number is multiplied by its unit digit, then t...

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  9. If x= sqrt3+sqrt2 ,find the value of x^3-1/x^3.

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  10. If x/y alphax+y and y/x alpha x-y, then show that x^2-y^2= constant.

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  11. If 1/(b+c)+1/(c+a) = 2/(a+b) , show that a^2+b^2=2c^2,

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  12. If a+b+c= 0 prove that 1/(2a^2+bc)+1/(2b^2+ca)+1/(2c^2+ab)=0

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  13. State and Prove Pythagoras theorem.

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  14. If two tangents are drawn to a circle from a point outside it, them th...

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  15. O is the centre of a centre having diameter AB. P is any point on the ...

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  16. AB and CD are two chords of a cricle. Extended BA and CD intersect at ...

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  17. Draw the mean proportional of line segments of lengths 4 cm and 3 cm.

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  19. If sin theta+ cosec theta= 2 then find the value of sin^10theta+cosec ...

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