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* Its square root is a whole #.

Example: 16 is a perfect square. Its square root is 4.

17 is not a perfect square. Its square root is around 4.123105626

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A whole number (integer) multiplied by itself, results in a perfect square. Conversely, it can be defined as a number whose square root is an integer.

Q: What does perfect square mean?

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If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.

Not sure what you mean by "perfect square root".A "perfect square" is the square of a whole number; if that's what you mean, yes, it's the square of the number 1.

The mathematical term 'perfect square' means that a number, which has a rational number as its square root. 25 is a perfect square, because its square root is 5, a rational number.

Technically, every positive number is a square in the real number system, but I assume you mean perfect square. And yes, 225 is a perfect square. 152 = 225

A perfect square is a number whose square root is a whole number, such as 1, 4, 9, 16, 25, etc.

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A perfect square number is an integer multiplied by itself.

If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.

Not sure what you mean by "perfect square root".A "perfect square" is the square of a whole number; if that's what you mean, yes, it's the square of the number 1.

Any time you multiply an integer with itself, the product is a perfect square.

I think you mean Perfect Square. If so, an example would be 9. It is a perfect square because it can be square root to 3.

I suppose you mean a perfect square. The answer is 25.

The mathematical term 'perfect square' means that a number, which has a rational number as its square root. 25 is a perfect square, because its square root is 5, a rational number.

Technically, every positive number is a square in the real number system, but I assume you mean perfect square. And yes, 225 is a perfect square. 152 = 225

A perfect square is a number whose square root is a whole number, such as 1, 4, 9, 16, 25, etc.

I have never before heard of a non-perfect square but I suppose it would be any non-zero number that is not the square of an integer. People sometimes say "perfect square" to mean an integer that is a square of an integer - I think the "perfect" is redundant but if you do not think "square" is clear by itself, say "integer square."

I think you mean perfect "score": 10-pin

If you mean as a factor, that would be 4.