Perfect Squares & Square Roots

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What is a perfect square?

Back

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

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Which of the following is NOT a perfect square? 1, 4, 100, 8

Back

8 is NOT a perfect square.

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Front

What is the relationship between perfect squares and their square roots?

Back

The square root of a perfect square is always a whole number. For example, the square root of 25 is 5.

Front

List the first five perfect squares.

Back

The first five perfect squares are 1, 4, 9, 16, and 25.