Unit Plan
CK-12 Foundation

Ck 12: Geometry: Scale Factor of Similar Polygons

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Recognize the ratio of corresponding side lengths of similar figures as scale factor.
Unit Plan
Sophia Learning

Sophia: Scale Factor and Volume of Similar Figures: Lesson 2

For Students 9th - 10th
This lesson will discuss the relationship between scale factor and volume of similar figures. It is 2 of 4 in the series titled "Scale Factor and Volume of Similar Figures."
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Similar Polygons and Scale Factors

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept teaches students what similar polygons are and how to use scale factors to solve for missing information in similar polygons.
Unit Plan
Sophia Learning

Sophia: Scale Factor and Area of Similar Figures: Lesson 1

For Students 9th - 10th
This lesson will discuss the relationship between scale factor and area of similar figures. It is 1 of 5 in the series titled "Scale Factor and Area of Similar Figures."
PPT
Sophia Learning

Sophia: Scale Factor and Volume of Similar Figures: Lesson 4

For Students 9th - 10th Standards
This lesson will discuss the relationship between scale factor and volume of similar figures. It is 4 of 4 in the series titled "Scale Factor and Volume of Similar Figures."
PPT
Sophia Learning

Sophia: Scale Factor and Area of Similar Figures: Lesson 3

For Students 9th - 10th Standards
This lesson will discuss the relationship between scale factor and area of similar figures. It is 3 of 5 in the series titled "Scale Factor and Area of Similar Figures."
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Similar Polygons and Scale Factors

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Apply the properties of similar polygons.
PPT
Sophia Learning

Sophia: Scale Factor and Surface Area of Similar Figures: Lesson 3

For Students 9th - 10th
This lesson will discuss the relationship between scale factor and surface area of similar figures. It is 3 of 4 in the series titled "Scale Factor and Surface Area of Similar Figures."
Unit Plan
Sophia Learning

Sophia: Scale Factor and Surface Area of Similar Figures: Lesson 1

For Students 9th - 10th
This lesson will discuss the relationship between scale factor and surface area of similar figures. It is 1 of 4 in the series titled "Scale Factor and Surface Area of Similar Figures."
Whiteboard
ClassFlow

Class Flow: Similar Figures

For Teachers 6th - 8th Standards
[Free Registration/Login Required] This flipchart is designed to introduce proportional relationships between similar figures. It also introduces the concept of scale factor.
Interactive
Mangahigh

Mangahigh: Shape: Length, Area and Volume Scale Factors

For Students 9th - 10th Standards
Explore the relationships between area and volume based upon length.
Unit Plan
Sophia Learning

Sophia: Similarity

For Students 9th - 10th Standards
This learning tutorial describes the characteristics of similar figures and how to use scale factor and proportions to determine missing side lengths. The lesson includes PowerPoint presentations and videos demonstrating how to solve...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation in the Coordinate Plane

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to draw dilated figures in the coordinate plane and use dilated figures in the coordinate plane to find scale factors. Students...
Activity
CK-12 Foundation

Ck 12: Similar Polygons and Scale Factor

For Students 6th - 8th
[Free Registration/Login Required] Students will follow the given steps to solve the given equation. Click learn more to watch a video and click challenge me to answer a practice question.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students recognize dilations and use scale factor to determine measurements. Students examine guided notes, review guided practice, watch...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept introduces dilations and how to find scale factors. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Math Challenges for Families

For Students 2nd - 8th
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Lesson Plan
Alabama Learning Exchange

Alex: "Movin' on Up"

For Teachers 6th - 8th Standards
Students will use their knowledge of scale factor to enlarge a picture to scale. They will then use PhotoStory to create a collage of their pictures. This lesson plan was created as a result of the Girls Engaged in Math and Science...
PPT
Sophia Learning

Sophia: Similar Polygons and Their Perimeters: Lesson 5

For Students 9th - 10th
This lesson presents the relationship between similar polygons and the ratio of their perimeters. It is 5 of 5 in the series titled "Similar Polygons and their Perimeters."
Unit Plan
Sophia Learning

Sophia: Similar Polygons and Their Perimeters: Lesson 1

For Students 9th - 10th Standards
This lesson presents the relationship between similar polygons and the ratio of their perimeters. It is 1 of 5 in the series titled "Similar Polygons and their Perimeters."
Lesson Plan
Alabama Learning Exchange

Alex: To Scale or Not to Scale? That Is the Factor.

For Teachers 6th - 8th
Students will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the process of...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Dilation in the Coordinate Plane

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students dilate figures in the coordinate plane. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Handout
Quia

Ixl Learning: Similarity

For Students 7th - 9th Standards
Brush up on your math skills relating to similarity then try some practice problems to test your understanding.