Respuesta :

1x1=1
2x2=4
3x3=9
4x4=16
5x5=25
6x6=36
7x7=49
8x8=64
9x9=81
10x10=100
11x11=121
12x12=144                                        <------ there are 12 perfect square numbers
13x13=169 <---- greater than the 150 so..