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6-8 Accelerated 6 Unit 1

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K-5 Math •6-8 Math 9-12 Math

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•Accelerated 6 Accelerated 7

Unit

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

K-5
6-8
9-12

Accelerated 6
Accelerated 7

Grade 6
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Grade 8

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

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Curriculum

IM K-5 Math
IM 6-8 Math
IM 9-12 Math

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Illustrative Mathematics® has operated as an independent 501(c)3 non-profit organization since 2013.

IM® 6-8 Math v.360, an IM v.360 curriculum, is ©2024 by Illustrative Mathematics®, and licensed under the Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0).

IM 6-8 Math v.360, an IM v.360 curriculum, is a derivative of IM 6-8 Math.

IM 6–8 Math was originally developed by Open Up Resources and authored by Illustrative Mathematics®, and is ©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 v.360 are ©2024 by Illustrative Mathematics, and are licensed under the Creative Commons Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Adaptations and additions to create IM 6–8 Math v.360 Accelerated are ©2025 by Illustrative Mathematics, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY-NC 4.0).

Adaptations to add additional English language learner supports are ©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 ©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 ©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 permission of Illustrative Mathematics.

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Unit 1

Student Learning Targets

Accelerated 6

Section AReasoning to Find Area

1

Tiling the Plane

I can explain the meaning of "area."

2

Finding Area by Decomposing and Rearranging

I can explain how to find the area of a figure that is composed of other shapes.
I know how to find the area of a figure by decomposing it and rearranging the parts.
I know what it means for two figures to have the same area.

3

Reasoning to Find Area

I can use different reasoning strategies to find the area of shapes.

Section BParallelograms

4

Parallelograms

I can use reasoning strategies and what I know about the area of a rectangle to find the area of a parallelogram.
I know how to describe the characteristics of a parallelogram using mathematical vocabulary.

5

Area of Parallelograms

I can use the area formula to find the area of any parallelogram.
I know what the terms "base" and "height" refer to in a parallelogram.

6

From Parallelograms to Triangles

I can explain the special relationship between a pair of identical triangles and a parallelogram.

Section CTriangles and Other Polygons

7

Area of Triangles

I can use what I know about parallelograms to reason about the area of triangles.

8

Formula for the Area of a Triangle

I can use the area formula to find the area of any triangle.
I can write and explain the formula for the area of a triangle.
I know what the terms “base” and “height” refer to in a triangle.

9

Polygons

I can describe the characteristics of a polygon using mathematical vocabulary.
I can reason about the area of any polygon by decomposing and rearranging it, and by using what I know about rectangles and triangles.

Section DSurface Area

Section ELet’s Put It to Work

Unit 1 Resources

Student Materials

10

What Is Surface Area?

I know what the surface area of a three-dimensional object means.

11

Polyhedra and Nets

I can describe the features of a polyhedron using mathematical vocabulary.
I understand the relationship between a polyhedron and its net.
When given a net of a prism or a pyramid, I can calculate its surface area.

12

More Nets, More Surface Area

I can calculate the surface area of prisms and pyramids.
I can draw the nets of prisms and pyramids.

13

All about Tents

I can apply what I know about the area of polygons to find the surface area of three-dimensional objects.
I can use surface area to reason about real-world objects.