About This Lesson
Investigate what happens to the equations of different lines when you reflect them in one of the axes. Try to predict what will happen. Explain your findings. Aligned to Common Core State Standard: 8.EE.6
Subject
Math — Expressions and Equations, Geometry
Grade Level
Grades 6-8
Resource Type
Activity
Standards Alignment
Common Core State Standards
License
Resources
Files
Reflecting_Lines_worksheet[1].doc
External resources
Standards
Use similar triangles to explain why the slope ? is the same between any two distinct points on a non-vertical line in the coordinate plane; derive the equation ? = ?? for a line through the origin and the equation ? = ?? + ? for a line intercepting the vertical axis at ?.
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Nice resource to explore relationship of slopes