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. For example, 1, 4, 9, 16, 25, etc.

Front

List three examples of perfect squares.

Back

9, 81, 100.

Front

What is the square root of 64?

Back

8.

Front

What is the value of 13 squared?

Back

169.

Front

What is a cube root?

Back

A cube root of a number is a value that, when multiplied by itself three times, gives the original number. For example, the cube root of 27 is 3.

Front

Evaluate ∛1.

Back

1.

Front

What is the square root of 50? Is it rational or irrational?

Back

The square root of 50 is irrational.

Front

Define irrational numbers.

Back

Irrational numbers are numbers that cannot be expressed as a fraction of two integers. Their decimal representation is non-repeating and non-terminating.

Front

What is the relationship between squares and square roots?

Back

The square root of a number is a value that, when squared, gives the original number. For example, the square root of 9 is 3, since 3^2 = 9.

Front

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

Back

The area of a square is found using the formula A = s^2, where s is the length of a side.