Question

Find the pattern. And Simply it.

Answer 1

12 × 12 = 144 ; 1 + 4 + 4 = 9

23 x 23 = 529 ; 5 + 2 + 9 = 16

34 x 34 = 1156 ; 1 + 1 + 5 + 6 = 13

34 x 34 = 13

Answer 2

Answer:-

$12 \times 12 = 9..1 + 4 + 4 = 9 \\ 23 \times 23 = 16..5 + 2 + 9 = 16 \\ 34 \times 34 = 156..1 + 1+5 + 6 = 13$