How does scale factor affect the areas and perimeters of similar figures?

In this lesson plan, students will observe and record the linear dimensions of similar figures, and then discover how the values of area and perimeter are related to the ratio of the linear dimensions of the figures.
Resource ID#: 40262 Type: Lesson Plan
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General Information

Subject(s): Mathematics
Grade Level(s): 7, 8, 9
Intended Audience: Educators educators
Instructional Time: 1 Hour(s)
Resource supports reading in content area:Yes
Freely Available: Yes
Keywords: Similar, scale factor, ratio, proportion, corresponding sides, perimeter, area, geometric scaling, linear dimension.
Instructional Component Type(s): Lesson Plan,  Worksheet,  Student Center Activity
Instructional Design Framework(s): Structured Inquiry (Level 2), Learning Cycle (e.g., 5E)
Resource Collection: CPALMS Lesson Plan Development Initiative

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