Skip to main content

IM Curriculum About Us Contact Us Google Classroom Educators Register/Log in

Middle School Grade 6 Grade 7 Grade 8

Grade 6 Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7 Unit 8 Unit 9

6.1 Area and Surface Area

Lessons Learning Targets

Lessons

Reasoning to Find Area

1Tiling the Plane
2Finding Area by Decomposing and Rearranging
3Reasoning to Find Area

Parallelograms

4Parallelograms
5Bases and Heights of Parallelograms
6Area of Parallelograms

Triangles

7From Parallelograms to Triangles
8Area of Triangles
9Formula for the Area of a Triangle
10Bases and Heights of Triangles

Polygons

11Polygons

Surface Area

12What is Surface Area?
13Polyhedra
14Nets and Surface Area
15More Nets, More Surface Area
16Distinguishing Between Surface Area and Volume

Squares and Cubes

17Squares and Cubes
18Surface Area of a Cube

Let’s Put it to Work

19Designing a Tent

Privacy Policy | Accessibility Information

IM 6–8 Math was originally developed by Open Up Resources and authored by Illustrative Mathematics®, and is copyright 2017-2019 by Open Up Resources. It is licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0). OUR's 6–8 Math Curriculum is available at https://openupresources.org/math-curriculum/.

Adaptations and updates to IM 6–8 Math are copyright 2019 by Illustrative Mathematics, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

Adaptations to add additional English language learner supports are copyright 2019 by Open Up Resources, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

The second set of English assessments (marked as set "B") are copyright 2019 by Open Up Resources, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

Spanish translation of the "B" assessments are copyright 2020 by Illustrative Mathematics, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

The Illustrative Mathematics name and logo are not subject to the Creative Commons license and may not be used without the prior and express written consent of Illustrative Mathematics.

This site includes public domain images or openly licensed images that are copyrighted by their respective owners. Openly licensed images remain under the terms of their respective licenses. See the image attribution section for more information.