Discovering Triangle Sum

This lesson is designed to address all levels and types of learners to improve understanding of the triangle sum theorem from the simplest perspective and progress steadily by teacher led activities to a more complex level. It is intended to create a solid foundation in geometric reasoning to help students advance to higher levels in confidence.
Resource ID#: 71805 Type: Lesson Plan
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General Information

Subject(s): Mathematics
Grade Level(s): 8, 9, 10
Intended Audience: Educators educators
Suggested Technology: Computer for Presenter, Computers for Students, Internet Connection, Interactive Whiteboard, Basic Calculators, Overhead Projector, Microsoft Office, GeoGebra Free Software (Download the Free GeoGebra Software)
Instructional Time: 1 Hour(s) 30 Minute(s)
Keywords: Angle, Protractor, Straightedge, Triangles, Triangulations, Vertical Angles, Supplementary
Instructional Component Type(s): Lesson Plan
Resource Collection: FCR-STEMLearn Geometry

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