The square root of a number is that value which when multiplied by itself gives the original number.
For example
The square (not sqare) root is approx 23031.054
1.772453850905516027298167483314
12768.
16
9.84
22.627416997969520780827019587355
11.18
6.4031242
3.60555127546398
51
37
It is: 400