We have often seen questions in the examinations where we have need to find the square-root of a number. In this video tutorial, we are going to see how to obtain the square-root of a perfect square. We have already discussed how to check if a given number is a perfect square.
Please go through the following tutorial, which describes the shortcut for obtaining the square-root of a perfect square.
It is important to note that, this shortcut works for only Perfect squares. If the number is not a perfect square, then you can roughly estimate the square-root. This shortcut is explained here.
I hope, you find this video tutorial very useful. Please leave a comment or contact me if you have any doubts.