Question

find the square of the following natural number using the diagonal method​

Answer 1

Answer:

I have a very simple way to find out of the square of any number.

Let's see below.

First, we have to find a square of the first digit in a number.

so.

Then the last digit...

multiple the numbers each together.

2509

+. 30

______

2809

Step-by-step explanation: