Question

the unit digit of the square root of 81 is ____
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Answer 1

Answer:

9.

Step-by-step explanation:

The unit digit of the square root of 81 is 9.

Please follow and like.

Answer 2

Answer:

first lets find out the square root of 81 = which is 9

because 9 x 9 = 81

unit digit of 9 is 9

so, answer = 9