Accessible Shapes: Geometry   Western Reserve Public Media

Angles, Triangles and Quadrilaterals

This video describes the key concept of this unit, which is the understanding of the vocabulary and concepts of angles, triangles and quadrilaterals. Each lesson is built upon the one before it. Formative assessments are placed throughout the lesson so that the teacher can determine if mastery has been achieved.

 

Professional Development Video

 
pbs.org Copyright©2011, Northeastern Educational Television of Ohio, Inc. All rights reserved.
Overview Geometry and Spatial Sense Angles, Triangles and Quadrilaterals Surface Area and Volume Online Resources Hotlist Teacher Materials Watch Accessible Shapes: Geometry Online