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The numerical values of total surface ar...

The numerical values of total surface area and volume of a hemisphere are same. Find the length of its base radius.

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UNITED BOOK HOUSE-GARDEN REACH BIHARI DAS GIRL'S -EXERCISE
  1. If tan theta = 4/3, find the value of (sin theta + cos theta).

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  2. If x = a sec theta and y = b tan theta, then find the relation between...

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  3. The numerical values of total surface area and volume of a hemisphere ...

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  4. The curved surface area of a right circular cone is sqrt(10) times of ...

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  5. In a frequency distribution, mean is 8.1, sum fixi = 132+5k and sumfi ...

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  6. If interest is compounded half yearly what will be the compound intere...

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  7. A, B, C start a business jointly investing ₨. 1,80,000 in together. A ...

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  8. If 5 times of a positive whole number is less by 3 than twice of its s...

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  9. In a garden trees are planed in rows. The number of trees in each row ...

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  10. Simplify : 1/(sqrt2+sqrt3)-(sqrt3+1)/(2+sqrt3)+(sqrt2+1)/(3+2sqrt2)

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

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  12. If x/y= (a+2)/(a-2) show that (x^2-y^2)/(x^2+y^2)=(4a)/(a^2+4)

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  13. Answer any one : If a/b+c = b/c+a = c/a+b, then prove that each ratio...

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  14. Prove that if any straight line passing through the centre of a circle...

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  15. If two tangents are drawn to a circle from a point outside it, then th...

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  16. In triangleABC, anglaBAC = 90^@ , if CD is a median of triangleABC, th...

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  17. AC is a diamter of a circle with centre O, If triangleABC is cyclic an...

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  18. Construct an equilateral triangle with side 6 cm. Draw the in circle o...

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  19. Draw a cricle with centre at O having the length of radius 2.5 cm. Tak...

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  20. Find the value of sin^2 pi/3-sec^2 pi/4-cosec^2 pi/4+ cot pi/4.

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