Perfect Squares Flashcard

Front

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.

Front

Which of the following is a perfect square? 115, 125, 155, 169

Back

169 is a perfect square because it is equal to 13 x 13.

Front

Which of the following is NOT a perfect square? 121, 144, 155, 169

Back

155 is NOT a perfect square.

Front

Back

The square root of 49 is 7.

Front

List the first five perfect squares.

Back

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

Front

Back

The square of 8 is 64.

Front

Back

The square root of 144 is 12.

Front

Is 36 a perfect square?

Back

Yes, 36 is a perfect square because it is equal to 6 x 6.

Front

Back

The square of 5 is 25.

Front

Identify a perfect square between 20 and 30.

Back

The perfect square between 20 and 30 is 25.