Curated and Reviewed by
Area is Always Flat, But It's Not Always Regular
This Area is Always Flat, But It's Not Always Regular lesson plan also includes:
- Join to access all included materials
Young scholars calculate the area of regular and irregular polygons by counting the number of whole an half squares within the polygon. They determine the formula for regular polygons and label the area in square units.
3 Views 364 Downloads
- This resource is only available on an unencrypted HTTP website. It should be fine for general use, but don’t use it to share any personally identifiable information
- Folder Types
- Activities & Projects
- Graphics & Images
- Handouts & References
- Lab Resources
- Learning Games
- Lesson Plans
- Primary Sources
- Printables & Templates
- Professional Documents
- PD Courses
- Study Guides
- Performance Tasks
- Graphic Organizers
- Writing Prompts
- Constructed Response Items
- AP Test Preps
- Lesson Planet Articles
- Interactive Whiteboards
- Home Letters
- Unknown Types
- All Resource Types
- Show All
See similar resources:
The Area of All Polygons Through Composition and DecompositionEngageNY
To compose or decompose, that is the question. The fifth portion of a 22-part series presents area problems of polygons. Pupils determine how to compose or decompose the polygons into shapes whose area is easily calculated.
6th Math CCSS: Designed
Area and PerimeterLesson Planet
Get third graders excited to work find area and perimeter of unit squares, rectangles, and irregular shapes. A 36-page packet comes with task cards, graphic organizers, practice worksheets, printables with squares, exit tickets, and word...
3rd - 4th Math CCSS: Adaptable
Study Jams! Area of a TriangleLesson Planet
Even though there is a wide variety of different triangles in the world, knowing a single equation allows us to find the area of each and every one of them. Follow along with this step-by-step presentation as Zoe clearly models how to...
4th - 6th Math CCSS: Adaptable
Cover the Area of a Shape Using Square UnitsLesson Planet
This is the first of a series of four lessons designed to examine and understand the concept of area. A review of area starts the lesson, along with a discussion of different attributes that can describe a rectangle. The term square unit...
3 mins 2nd - 4th Math CCSS: Designed
Use Area Models to Find the Area of RectanglesLesson Planet
Use area models as a strategy for solving problems involving finding the area of a rectangle. The definitions of rectangle and area are reviewed, along with the difference between perimeter and area. Then, two different problems are...
5 mins 3rd - 5th Math CCSS: Designed
Find the Area of a Rectangle Using the Standard FormulaLesson Planet
The second of six videos on finding perimeter and area begins with a review of these terms, along with a discussion on the concept of a variable and how it applies when finding area. The core lesson gives a detailed description of how to...
6 mins 3rd - 5th Math CCSS: Designed
Find Perimeter and Area by Finding the Length of Sides by Comparing CoordinatesLesson Planet
Using coordinates to draw a rectangle, help learners understand the relationship between the given order pairs used as the vertices and the length of its joining sides. This is the second video in a series of four using geometry to solve...
5 mins 5th - 7th Math CCSS: Designed
Find the Perimeter of a Rectangle Using an Area ModelLesson Planet
A real-world problem is posed at the beginning of the fourth of six lessons on applying formulas for area and perimeter. A review of the definition of squares and rectangles begins the discussion, followed by an example of solving a...
5 mins 3rd - 5th Math CCSS: Designed
Find Surface Area of Cubes and Prisms by Pulling them ApartLesson Planet
With all those sides, finding surface area can confusing. This video uses color-coded visuals to show the measurements of each side before adding them all together. Show your mathematicians that wrapping a gift requires surface area to...
5 mins 6th - 8th Math CCSS: Designed