262 + 272 ie 676 + 729
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By definition, a number is square if it is the product of some whole number and itself. For example, 9 is a square number, because it is 3 times 3.100 is square, since 100=10x10.They are called square numbers, because that many stones could be neatly arranged in a square. 9 stones would make a 3 by 3 square, and 100 stones would make a 10x10.
they are called square numbers because, the numbers that are being multiplied by itself(5x5=25)would equal its' sum OR answer. These numbers would be a perfect square.
There are 16 square numbers between 1 and 300: 2 to 17 inclusive. There is no square root of these numbers: only of their sum or product or average or some other operation.
Every integer is a rational number, and some integers are perfect squares. These are the only rational numbers to have an integral square root.
Infinitely many, since every number in that range is a square of some other number. There are 7 perfect square numbers.