Square Root of Decimals
Square Root of Decimals
Step I: Obtain the number in the decimal form .
Step II: Place bar on the integral part as we do in the process of finding the square root of a perfect square of some natural number.
Step III: Make even number of decimal places by affixing a zero on the extreme right of decimal part, if necessary.
Step IV: Place bar on the decimal part on every pair of digits beginning with the first decimal place.
Step V: Start finding the square root by the long division method and put the decimal point in the square root as soon as the integral part is exhausted.
Illustration: Find the square root of 477.4225.
Solution: Here, the number of decimal places is already even.So, we place bars on the integral and decimal parts and proceed as given below:
Hence the square root of 477.4225. is 21.85 .
A housing society has been allotted a square piece of land measuring 2550.25 sq.m. What is the side of the plot? | |||
| Right Option : B | |||
| View Explanation | |||
Find the divisor in the second step while finding the square root of 0.00008281. | |||
| Right Option : C | |||
| View Explanation | |||
The square root of 1.21 is | |||
| Right Option : B | |||
| View Explanation | |||
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