Navigation

6-8 Grado 7 Unit 9 Lesson 8

Gradeband

K-5 Math •6-8 Math 9-12 Math

Course

Grado 6 •Grado 7 Grado 8

Unit

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

Lesson

Lesson 1 Lesson 2 Lesson 3 Lesson 4 Lesson 5 Lesson 6 Lesson 7 •Lesson 8 Lesson 9 Lesson 10 Lesson 11 Lesson 12

K-5
6-8
9-12

Grado 6
Grado 7
Grado 8

Grado 6 acelerado
Grado 7 acelerado

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

Lesson 1
Lesson 2
Lesson 3
Lesson 4
Lesson 5
Lesson 6
Lesson 7
Lesson 8
Lesson 9
Lesson 10
Lesson 11
Lesson 12

Lesson | Loading...

Sign in to access protected content and invite other educators

Sign in using your existing Kendall Hunt account. If you don’t have one, create an educator account.

Curriculum

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

Professional Learning

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 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.

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.

Settings

Language

Audience

teacher

family

Not all roles available for this page.

Assessment Access

Sign in to view assessments and invite other educators

Sign in using your existing Kendall Hunt account. If you don’t have one, create an educator account.

English
Español

teacher
student
family

Lesson 8

8.1 Warm-up 8.2 Activity 8.3 Activity

Unit 9, Lesson 8

Deforestación a escala

Grado 7

8.1

Warm-up

Redimensionemos una habitación

Este es un dibujo a escala de una habitación. El dibujo tiene la siguiente escala:

1 unidad en el dibujo representa 4 pies en la habitación real.

Calcula el área de la habitación real. Prepárate para explicar tu razonamiento.

An irregular hexagon with five sides with labeled lengths. Going clockwise beginning at the top the sides are: a 3 unit horizontal line, a 1 unit vertical line, a 2.83 unit diagonal line to the right, a 1 unit vertical line, a 5 unit horizontal line (this is the bottom of the shape), and a 4 unit vertical line connecting back to the beginning.

Are You Ready for More?

Have feedback on the curriculum?

Help us improve by sharing suggestions or reporting issues.

Submit Feedback

8.2

Activity

Hagamos un plan

Su profesor les dará dos mapas que son del mismo sitio, pero en momentos distintos. Con su compañero, hagan un plan de cómo pueden descomponer cada mapa para encontrar el área de los bosques.

Nota: Los mapas están a escala, pero los árboles no.

Are You Ready for More?

8.3

Activity

Deforestación y reforestación

Usa tu plan de la actividad anterior para responder estas preguntas:

¿Cuál es el área de los bosques, en pies cuadrados, que se muestra en el primer mapa?
¿Cuál es el área de los bosques, en pies cuadrados, que se muestra en el segundo mapa?
¿Cuánta deforestación ocurrió durante este tiempo?
¿Hubo reforestación durante este tiempo? Explica tu razonamiento.

Are You Ready for More?

Glossary

None