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Khan Academy

Khan Academy: Areas of Shapes on Grids

For Students 6th - 8th Standards
In this exercise, students practice finding the areas of shapes on grids. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Partitioning Composite Figures Into Rectangles to Find Area 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to partition a shape into rectangles and add their areas together to get the area of the whole figure. Includes video...
Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Surface Area of a Rectangular Prism

For Teachers 9th - 10th Standards
This lesson teaches learners how to find the surface area of rectangular prisms.
Unit Plan
Khan Academy

Khan Academy: Find Area by Counting Unit Squares

For Students 2nd - 4th Standards
Find the area of shapes by counting the unit squares inside them. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints on how to find area....
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Area of Composite Shapes Involving Triangles

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find areas of combined figures involving triangles. Students examine guided notes, review guided practice, watch instructional videos and...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.g Finding Areas of Polygons

For Teachers 6th Standards
This task presents drawings of polygons on square grids and asks students to calculate their area. They will need to use a few strategies, including decomposing and recombining shapes. Aligns with 6.G.A.1.
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Khan Academy

Khan Academy: Find Area With Partial Unit Squares

For Students 2nd - 4th Standards
Count unit squares and partial unit squares to find the area of shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly or receive step-by-step hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
Interactive
Shodor Education Foundation

Shodor Interactivate: Lesson: Area (Elementary)

For Teachers 3rd - 5th Standards
In this lesson students will practice finding the area rectangular shapes and irregular shapes with right angles and understand why the area formula works for rectangular shapes.
Interactive
Shodor Education Foundation

Shodor Interactivate: Area (Elementary)

For Teachers 2nd - 5th Standards
In this lesson students will practice finding the area of rectangular shapes and irregular shapes with right angles and understand why the area formula works for rectangular shapes. CCSS.Math.Content.3.MD.C.5.b A plane figure which can...
Activity
National Council of Teachers of Mathematics

The Math Forum: Find the Area of the Shape!

For Students 3rd - 8th Standards
Try to figure out the area of this challenging shape. In order to view the images, you will need to use JavaSketchpad.
Study Guide
Oswego City School District

Regents Exam Prep Center: Area of Polygons and Circles

For Teachers 3rd - 6th Standards
How would you find the area of a polygon or circle? Explore this concept with engaging activities at this test prep site. Here you will find detailed problem solving strategies with accompanying visuals, a reference table with formulas,...
Unit Plan
Khan Academy

Khan Academy: Find Surface Area by Adding Areas of Faces

For Students 5th - 7th
Determine the expression that finds surface area of a 3D shape by adding the area of each face. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Find Area With Partial Unit Squares

For Students 6th - 8th
Count unit squares and partial unit squares to find the area of shapes.
Activity
National Council of Teachers of Mathematics

Nctm: Illuminations: Igd: Area of a Parallelogram

For Students 3rd - 8th Standards
This applet will show you how to divide the parallelogram into pieces, arrange them together to form a rectangle, and then use the formula for the area of a rectangle to find the area of the parallelogram.
Interactive
Mangahigh

Mangahigh: Shape: Find the Area of a Rectangle

For Students 5th - 7th Standards
Calculate the area of a rectangle.
Unit Plan
Khan Academy

Khan Academy: Area of Composite Shapes

For Students 5th - 7th Standards
Practice finding the areas of complex shapes that are composed of smaller shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Study Guide
Oswego City School District

Regents Exam Prep Center: Area of Polygons and Circles

For Teachers 9th - 10th Standards
A lesson focusing on the area of polygons and the circumference of circles. Engaging, interactive practice worksheet, lesson plan, and related classroom activity complete this lesson.
Lesson Plan
Better Lesson

Better Lesson: Area of Irregular Polygon

For Teachers 3rd Standards
Third graders look for break apart irregular polygons to make arrays to find the area of these common shapes.
Interactive
Shodor Education Foundation

Shodor Interactivate: Lesson: Area Explorations

For Teachers 3rd - 5th Standards
In this lesson students will practice finding the area of irregular shapes with right angles and understand that there are different methods for calculating area.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Areas of Combined Figures Involving Circles

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson studednts find the areas of combined figures involving parts of circles. Students examine guided notes, review guided practice, watch instructional...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Given the Perimeter Find the Side Length and Area Squares

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square when given the perimeter. CCSS.Math.Content.3.MD.D.8 Solve real world and mathematical problems...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.g Areas of Geometric Shapes With the Same Perimeter

For Teachers 8th Standards
Eighth graders are shown three polygons with equal sides and a circle. They are asked to find the area of each when the perimeter is one unit and to order them from smallest area to largest. Aligns with 8.G.B.7.
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Khan Academy

Khan Academy: Area and Perimeter on the Coordinate Plane

For Students 9th - 10th Standards
Find the area or perimeter of shapes like triangles, rectangles, parallelograms, and hexagons on the coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.