Perfect Squares and Square Roots

Front

√100

Back

10

Front

11² =

Back

121

Front

√16

Back

4

Front

What do we call √ ?

Back

radical symbol

Front

13² =

Back

169

Front

What is a perfect square?

Back

A number that can be expressed as the square of an integer.

Front

What is the square root of 25?

Back

5

Front

What is 7²?

Back

49

Front

What is the radical symbol used for?

Back

To indicate the square root of a number.

Front

What is the square root of 36?

Back

6