Squares and Square Roots

Front

What is a square number?

Back

A square number is the product of an integer multiplied by itself. For example, 4 is a square number because 2 x 2 = 4.

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

Evaluate √289

Back

17

Front

Evaluate 8²

Back

64

Front

Evaluate √361

Back

19

Front

Which of the following is NOT a perfect square? 49, 64, 200, 100

Back

200 is NOT a perfect square.

Front

The area of a square is 36 cm². What is the length of one side?

Back

6 cm

Front

What is the formula for the area of a square?

Back

The area of a square is calculated using the formula: Area = side × side (or Area = side²).

Front

List the first five perfect squares.

Back

The first five perfect squares are: 1, 4, 9, 16, 25.

Front

What is the relationship between squares and square roots?

Back

The square root of a number is the inverse operation of squaring that number. If x² = y, then √y = x.