Perfect Squares and Square Roots
Notes
Objective: What is a perfect square and a square root? How do you find perfect
squares and square roots?
Perfect Squares
Square Roots
 The answer you get when you
square a whole number.
 One of the 2 equal factors of a
number
Ex: 62 = 6  6 = 36
↓
Perfect square
Ex: √
Ex: 92 = 9 ● 9 = 81
↓
Perfect square
Ex: √ = 2  2 = 2
↓
Square Root
=66=6
↓
Square Root
 √ is called a radical sign and it
means “the square root of”