Question

What could be the possible unit digit of the square root of 625​

Answer 1

4^2 = 16 and 6^2 = 36 so lets try 14 and 16 as possible answers.

Mark me as brainlist answer

Answer 2

Answer:

short trick for numbers ending with 5

see 625 is given

first of all write the digit at the once place

_5

now see that hundred's place digit -6

write it in the form of multiple of prime factors

2×3

now place the smaller no. among 2 and the before 5

hence _5 is now 25 and 25 is the square root