Square Roots and Perfect Squares

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

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, the square root of 16 is 4 because 4 x 4 = 16.

Front

Calculate 4².

Back

16

Front

Calculate 5².

Back

25

Front

Calculate 6².

Back

36

Front

Calculate 7².

Back

49

Front

Calculate 8².

Back

64

Front

Calculate 9².

Back

81

Front

Calculate 10².

Back

100

Front

What is √64?

Back

8