Question

Find the square root of the following decimal numbers
(i) 7.29 (ii) 16.81 (iii) 9.3025
(vii) 20.7936 (viii) 0.008281​

Answer 1

Step-by-step explanation:

To find the square root of numbers in the decimal form are explained in the following steps:

Step I: Make the number of decimal places even by affixing a zero on the extreme right of the decimal part (if required).

Step II: In the integral part, mark the periods as done while finding the square root of a perfect square of some natural number.

Step III: In the decimal part, mark the periods on every pair of digits beginning with the first decimal place.

Step IV: Now, find the square root by long division method.

Step V: Put the decimal point in the square root as soon as the integral part is exhausted.

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Answer 2

$\sqrt{7.29}$

$= 2.7$

$\sqrt{16.81}$

$= 4.1$

$\sqrt{9.3025}$

$= 3.05$

$\sqrt{20.7936}$

$= 4.56$

$\sqrt{0.008281}$

$= 0.091$

hope it helps you.........