Square and Square Roots

When you SQUARE the number 5, what are you actually calculating?

•  $\sqrt{5}$  

• 5 x 2

•  $5^2$  

• 5 + 5

When you SQUARE a number, the result is ...

• another square

• a perfect square

• a square root

• a double square

What is the SQUARE of 4 or 4 SQUARED?

Select all the PERFECT SQUARES

• 10

• 20

• 25

• 36

• 50

Which of the following is NOT a perfect square?

• 121

• 200

• 225

• 400

What is the SQUARE ROOT of 4?

Squares and Square Roots are _________ operations meaning that they undo each other

• inverse

• opposite

• negative

• backwards

Take 16... take its square root.....and then square it. The number is now ____

Take 9... square it....and then take the square root of that number. The number is now..

Take 3... square it....and then square it again. The number is now...