Math, asked by nikhilakurke, 6 months ago

what will be the unit digit of square of 81​

Answers

Answered by akarshitgoyal2007
12

Answer:

Unit digit of a square of a number is equal to the unit digit of square of unit digit of that number. So, (i)81 - Unit digit of square of 81 will be 1.

Step-by-step explanation:

please mark as branliest answer

Answered by thorkrsingh
5

Answer:

it's square is 6561 and here you can easily see 1 is at the place

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