51
150 is not a square number See related link for a list of square numbers
I suspect you are really asking for between which two whole numbers does the square root of 150 lie. The square root of 150 lies between 12 and 13 (mathematically: 12 < √150 < 13).
151
100+25+25 = 150
150 = 12 + 62 + 72 + 82
151
100 + 49 + 1
Number. Number Squared0149162536496481100121141
50,40,39,28,32,54,76
7
you find it by adding up the numbers of cm " in a square
between 12 and 13 (144 and 169)