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Find the length of the side of a square ...

Find the length of the side of a square whose area is `441 m^2`.

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The correct Answer is:
21m
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NAND LAL PUBLICATION-SQUARES AND SQUARE ROOTS -Exercise -6.4
  1. Find the square root of the following decimal numbers: 2.56

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  2. Find the square root of the following decimal numbers: 7.29

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  3. Find the square root of the following decimal numbers: 51.84

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  4. Find the square root of the following decimal numbers: 42.25

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  5. Find the square root of the following decimal numbers: 31.36

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  6. Find the least number which must be subtracted from each of the follow...

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  7. Find the least number which must be subtracted from each of the follow...

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  8. Find the least number which must be subtracted from each of the follow...

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  9. Find the least number which must be subtracted from each of the follow...

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  10. Find the least number which must be subtracted from each of the follow...

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  11. Find the least number which must be added to each of the following num...

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  12. Find the least number which must be added to each of the following num...

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  13. Find the least number which must be added to each of the following num...

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  14. Find the least number which must be added to each of the following num...

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  15. Find the least number which must be added to each of the following num...

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  16. Find the length of the side of a square whose area is 441 m^2.

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  17. In a right triangle ABC,angle B = 90^@ : If AB = 6 cm, BC = 8 cm, fin...

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  18. In a right triangle ABC,angle B = 90^@ : If AC = 13 cm, BC = 5 cm, fin...

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  19. A gardener has 1000 plants. He wants to plant these in such a way that...

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  20. There are 500 children in a school. For a P.T. drill they have to stan...

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