Question

12+12 =9 25+25=49 18 +18 =81 29 =29

Answer 1

Hey friend here is your answer

1. 12 + 12 = 9
1 + 2 =3 and 1 + 2 =3
3 × 3 = 9

2.25 + 25 = 49
2 + 5= 7 and 2 + 5 = 7
7 × 7 = 49

use same trick
29 + 29 = ?
2 + 9 = 11 and 2 + 9 = 11
11 ×11
= 121


Hope it helps you.