Squares & Square 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, and 25 are perfect squares.

Front

Find the square root of 121.

Back

11

Front

What is the radical symbol used for?

Back

The radical symbol (√) is used to indicate the square root of a number.

Front

Which of the following is a perfect square: 36, 50, 75, 90?

Back

36

Front

Back

Front

Find the square root of 225.

Back

15

Front

Which number is NOT a perfect square: 64, 81, 100, 110?

Back

110

Front

Back

7

Front

What is the square of 9?

Back

81

Front

Identify the perfect square from the following: 121, 130, 145, 150.

Back

121