Find the square root 169 by using ‘Viiokanam’ method.

1.	Find the square root 169 by using ‘Viiokanam’ method.
Answer» 169 ∵ Unit place of 169 is 9 ∴ 169 is a perfect square number Sum of digits = 1 + 6 + 9 = 16 Extreme digit (charam ank) of square root will be either 1 or 3 and tens place digit will be 1. Thus hence square root of 169 = 13

Answer»

169

∵ Unit place of 169 is 9

∴ 169 is a perfect square number

Sum of digits = 1 + 6 + 9 = 16

Extreme digit (charam ank) of square root will be either 1 or 3 and tens place digit will be 1.

Thus hence square root of 169 = 13

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