CMS Squares and Square Roots

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the product of an integer with itself. For example, 1, 4, 9, 16, and 25 are perfect squares.

Front

Evaluate 15².

Back

225

Front

What is the square root of 289?

Back

17

Front

Which of the following is a perfect square: 39, 6, 50, 81?

Back

81

Front

Evaluate √361.

Back

19

Front

If 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

Area = side × side or Area = side².

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.

Front

List the first five perfect squares.

Back

1, 4, 9, 16, 25.

Front

Evaluate 12².

Back

144