Find the square root of the following decimal numbers.
(i) 2.56                (ii) 7.29                     (iii) 51.84              (iv) 42.25
(v) 31.36

Explanation

(i) `2.56 = (1.6)^2`

So, square root of `2.56` is `1.6`.



(ii)`7.29 = (2.7)^2`

So, square root of `7.29` is `2.7`.



(iii)`51.84 = (7.2)^2`

So, square root of `51.84` is `7.2`.


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