Illuminations: Reflect On This

This lesson, adapted from an activity in Navigating through Geometry in Grades 9‑12, requires students to investigate reflections using hinged mirrors.

With a kaleidoscope, students will examine the interior angles of regular polygons.


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Math Topics
High School, Educator
9th Grade, 10th Grade, 11th Grade, 12th Grade

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Illuminations (National Council of Teachers of Mathematics)

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