Start a 10-Day Free Trial to Unlock the Full Review

Why Lesson Planet?

Find quality lesson planning resources, fast!
Share & remix collections to collaborate.
Organize your curriculum with collections. Easy!
Have time to be more creative & energetic with your students!

Mirror, Mirror

Geometry students use hinged mirrors to discover that the regular polygons are composed of triangles tessellating around a center point. They sketch triangles on paper models of the regular polygons having 3 to 10 sides and compute the measure of the center angles formed by these triangles in each of the different polygons.

9 Views 16 Downloads
Resource Details

Grade
5th - 6th
Subjects
Arithmetic & Pre-Algebra
1 more...
Resource Type
Lesson Plans
Duration
45 mins
Instructional Strategy
Inquiry-Based Learning
Usage Permissions
Fine Print
Included Materials
  • Project
  • Vocabulary

Be the first to comment


Join Lesson Planet Community, our free teacher discussion forum, to share ideas about this resource, and more.

Join the Conversation

What Members Say


Mel S.
Lesson Planet helps me connect with other teachers' ideas and know that I am on the right path with my students.
Mel S., Graduate student
Big Flats, NY