math square root - 1 - 625

= 1

1×1

=4

2 ×2

= 9

3 × 3

= 16

4 × 4

= 25

5 × 5

= 36

6 × 6

=49

7 × 7

=64

8 × 8

= 81

9 × 9

=100

10 × 10

=121

11 × 11

= 144

12 × 12

= 169

13 × 13

= 196

14 × 14

=225

15 × 15

=256

16 × 16

=289

17 × 17

=324

18×18

=361

19 × 19

= 400

20 × 20

=441

21 × 21

=484

22 × 22

=529

23×23

=576

24×24

=625

25 × 25