Square Roots, Perfect Squares, and Perfect Cubes

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

What is a perfect cube?

Back

A perfect cube is a number that can be expressed as the cube of an integer. For example, 1, 8, 27, and 64 are perfect cubes.

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, √16 = 4 because 4 x 4 = 16.

Front

What is the cube root of a number?

Back

The cube root of a number is a value that, when multiplied by itself three times, gives the original number. For example, ∛27 = 3 because 3 x 3 x 3 = 27.

Front

What is ±√1?

Back

±1, because both 1 and -1 squared give 1.

Front

What is ±√16?

Back

±4, because both 4 and -4 squared give 16.

Front

What is the square root of 144?

Back

12, because 12 x 12 = 144.

Front

What is ±√25?

Back

±5, because both 5 and -5 squared give 25.

Front

What is the cube root of 64?

Back

4, because 4 x 4 x 4 = 64.

Front

What is the value of √0?

Back

0, because 0 x 0 = 0.