Question

How do you get the square root for 361

Answer 1

square root of 361 is 19

I learned square roots upto 20.....

19 × 19 = 361

these are the roots from 1 to 20

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361 and 400

answer

$19$