Triangles: Finding Interior Angle Measures

Resource ID#: 38498 Type: Lesson Plan

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General Information

Subject(s): Mathematics
Grade Level(s): 8, 9, 10, 11, 12
Intended Audience: Educators educators
Suggested Technology: Document Camera, Computer for Presenter, Computers for Students, Internet Connection, Basic Calculators, LCD Projector, Overhead Projector, Adobe Acrobat Reader, Microsoft Office, Java Plugin, GeoGebra Free Software (Download the Free GeoGebra Software)
Instructional Time: 1 Hour(s)
Resource supports reading in content area:Yes
Freely Available: Yes
Keywords: triangle, interior angles, sum of interior angles, Triangle Angle-Sum Theorem, GeoGebra, exterior angle of a triangle, adjacent angles, straight angle, supplementary angles, alternate interior angles of parallel lines.
Instructional Component Type(s): Lesson Plan Worksheet Educational Software / Tool
Instructional Design Framework(s): Learning Cycle (e.g., 5E), Writing to Learn

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