## Recognize area as additive. Find areas of rectilinear figures by decomposing them into non-overlapping rectangles and adding the areas of the non-overlapping parts, applying this technique to solve real world problems.

5 Lesson(s)

3rd Grade Math » Unit: Measurement
Phoenix, AZ
Environment: Urban

Big Idea:

#### Students use area models to find the total area of a store, home, or other real world space.

Standards:

Favorites (23)

Resources (14)

Reflections (1)

3rd Grade Math » Unit: Review for Testing
Phoenix, AZ
Environment: Urban

Big Idea:

#### Students calculate area, build areas to a given amount, and calculate the perimeter with the use of Legos.

Standards:

Favorites (5)

Resources (5)

3rd Grade Math » Unit: Measurement
Phoenix, AZ
Environment: Urban

Big Idea:

Standards:

Favorites (1)

Resources (10)

Reflections (1)

### Area of Irregular Polygon

3rd Grade Math » Unit: Measurement
3rd Grade Math » Unit: Measurement
Phoenix, AZ
Environment: Urban

Big Idea:

#### Students look for break apart irregular polygons to make arrays to find the area of these common shapes.

Standards:

Favorites (2)

Resources (11)

Reflections (1)

3rd Grade Math » Unit: Measurement
Phoenix, AZ
Environment: Urban

Big Idea:

Standards:

Favorites (3)

Resources (10)

Reflections (1)
Common Core Math

### High School

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