Answer:
4
Step-by-step explanation:
2 + 2 is 4 cause if you add 2 two two’s it would be 4
2 + 2 = 4
* * + * *
* * * *
A,
12.
Square root = 37,
40^2 = 1600
35^2 = 30 * 40 + 25 = 1225
So the requred square is between 35 and 40
38^2 = 1444
37^2 = 1369 - so its this one.
Required difference = 1381 - 1369 = 12.
