Given a number, if you can find another number (usually smaller than the given number) when multiplied by itself yields the original given number then the original given number is a perfect square number
64 is a perfect square number.
Yes, it is a perfect square.
56
44 is a square number but not of an integer so it is not a perfect square.
3025
4000 is a square number but it is not the square of an integer so it is not a perfect square number.
2 is a square number but, because it is not a square of an integer, it is not a perfect square.
No, 50 is not a perfect square.
100 is a perfect square.
It is not a perfect square.
The first perfect square which is greater than 300 is 324.
They are 9 and 16