### Day 2__Section 1.1Perfect square and roots.notebook

```Day 2__Section 1.1Perfect square and roots.notebook
November 03, 2015
WARM UP
i) Determine the Area of the Shaded Squares
ii) Determine the perimeter a)
b)
Find the square root of the following:
a) 1 b) 121 c) 36
144 81
Sep 8­11:32 PM
Without a calculator
Determine if the decimal is a perfect square?
1.69
0.016
perfect
square
not perfect
Oct 22­9:52 AM
1
Day 2__Section 1.1Perfect square and roots.notebook
November 03, 2015
Calculate the number whose square root is Basically what is the area????
Sep 6­5:04 PM
Perfect
Squares
Oct 23­8:52 AM
2
Day 2__Section 1.1Perfect square and roots.notebook
November 03, 2015
Solutions
This square is =
sqaure units
So is the square root of Sep 6­4:55 PM
You Try!!!
Calculate the number whose square root is :
1) 2)
3) 1.5
Sep 6­4:46 PM
3
Day 2__Section 1.1Perfect square and roots.notebook
November 03, 2015
To Determine if a Fraction is a Perfect Square
BOTH Numerator and Denominator MUST be Perfect Square Numbers
***Simplify fractions first ***
Is each fraction a perfect square? Explain
b)
a)
c)
Sep 6­5:16 PM
Identifying Decimals that are Perfect Squares
1.44
Method 1
Method 2
Write the decimal as a fraction
Use a Calculator.
Use the square root button Simplify the fraction. Divide the numerator and denominator by 4.
1.44
= 1.2
1.44 =
= Since the sqaure root is a terminating decimal then 1.44 is a perfect square.
X
THUS 1.44 is a perfect square
Sep 6­5:29 PM
4
```