Topic 2- Square Roots

What is a square?

• Something you multiply by the 3rd power
• A shape
• A number you multiply by itself

What is a square root

• A number to the second power
• A square that has roots on it
• Square roots are numbers that produce a specified quantity when multiplied by itself
  

Square root of 16 is....

• 8
• 4
• 2
• 3

True or false? 9² is 18

• True
• False

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

The √40 is between which two integers?

• 7 & 8
• 6 & 7
• 5 & 6
• 4 & 5

4

• Is a perfect square.
• Is not a perfect square.

65

• Is a perfect square.
• Is not a perfect square.

Square roots are the opposite of ____________.

• Cube Roots
• Squaring
• Multiplication
• Absolute Value

A perfect square is a number whose square root is ___________.

• Even
• irrational
• Rational
• Odd