November 18, 2009

Labeling your Foldable

Key Ideas

Squares

Square Roots

Estimating Square Roots

Exploring the Pythagorean Relationship

Using the Pythagorean Relationship

Applying the Pythagorean Relationship

What I need to work on

November 18, 2009

From Yesterday:

What are the dimensions of the next 5 biggest squares?

What are the areas of these squares?Draw them out using grid paper.

What is the relationship between the side length of the square and the area?

Side Length of Square Area of Square

1

2

November 18, 2009

Make the following rectangles with square tiles

Length Width Area Can you rearrange them into a square

If you can make a square,

what is the side

length?

5 3

8 2

9 1

4 3

November 18, 2009

November 18, 2009

What are square numbers?

What are factors?

What are prime numbers?

What are prime factors?

November 18, 2009

November 18, 2009

November 18, 2009

November 18, 2009

Find the factors of the following numbers (Use your multiplication grid to help):

1:

2:

3:

4:

5:

6:

7:

8:

9:

10:

11:

12:

November 18, 2009

Using factors and factor trees to see if a number is a perfect square

Are the following numbers perfect squares?

36

72

256

441

November 18, 2009

Homework

In your homework bookspages 24 and 25questions 1 to 10

(1-5 are really short fill in the blanks)

November 18, 2009