Perfect Squares & Square Roots

Front

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.

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 16 is 4, because 4 x 4 = 16.

Front

What is √400?

Back

20

Front

What is the square root of 144?

Back

12

Front

Is 65 a perfect square?

Back

No, 65 is not a perfect square.

Front

What integers is √20 between?

Back

√20 is between 4 and 5.

Front

What is the square root of 81?

Back

9

Front

What is the value of (27 + (−3)²) ÷ √81?

Back

The value is 30.

Front

What is the square root of 0?

Back

0

Front

What is the square of 12?

Back

144