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What is a perfect square?

Back

A perfect square is a number that can be expressed as the square of an integer. For example, 1, 4, 9, 16, and 25 are perfect squares.

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What is a square root?

Back

A square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 9 is 3 because 3 x 3 = 9.

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18

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10

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3

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6

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4

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How do you find the square root of a number?

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To find the square root of a number, you can use methods like prime factorization, estimation, or a calculator.

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What is the relationship between perfect squares and square roots?

Back

The square root of a perfect square is always an integer. For example, the square root of 25 is 5.

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List the first five perfect squares.

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1, 4, 9, 16, 25.