Square and Cube Roots

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the square of an integer.

Front

List three examples of perfect squares.

Back

1, 4, 9, 16, 25, 36, 49, 64, 81, 100.

Front

What is the square root of 81?

Back

9.

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.

Front

What is the cube of 4?

Back

64.

Front

Define an irrational number.

Back

An irrational number is a number that cannot be expressed as a fraction of two integers.

Front

Is the square root of 50 rational or irrational?

Back

Irrational.

Front

What is the formula for finding the square of a number?

Back

The square of a number n is calculated as n^2.

Front

What is the cube root of 27?

Back

3.

Front

What is the relationship between squares and square roots?

Back

The square root of a number is the value that, when squared, returns the original number.