Scholars use interactive resources to figure out how to mathematically draw a reflection of a geometric shape viewed in a mirror. To conclude the activity, class members are asked to deduce the result of multiple reflections across different axes. 

Concepts

transformations, reflections, coordinate plane, perpendicular lines, equidistant

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Additional Tags

math

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Instructional Ideas

• Bring in a few lap-size square mirrors for students to euse to xplore reflections
• Relate the line of reflection to science class, team teaching the lesson if possible
• Requires lengthy preparation

Classroom Considerations

• Requires a large mirror
• The interactive activity requires a login to the site

Pros

• Includes suggestions for differentiation
• Provides extension ideas to enhance the lesson
• Offers an answer key for easier grading and response comparison

Cons

• None

Common Core

8.G.A.1.a 8.G.A.3