Type:

Other

Description:

In this geometry lesson students classify triangles and explore side lengths of triangles to discover the Triangle Inequality Theorem. The resource includes an exploratory activity and student sheet (pdf), class discussion prompts, a small group spinner activity, extension suggestions, and links to two related resources (cataloged separately).

Subjects:

  • Mathematics > General
  • Education > General

Education Levels:

  • Grade 1
  • Grade 2
  • Grade 3
  • Grade 4
  • Grade 5
  • Grade 6
  • Grade 7
  • Grade 8
  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12

Keywords:

Grade 3,NSDL,Grade 4,Grade 5,Addition,Express regularity,Mathematics,Number concepts,Arithmetic,Analyze and persevere,Concept formation,Connections,Number and operations,Visual representation,Model with mathematics,Modeling,Whole numbers,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Geometry,Comparison of numbers,Practice Standards,oai:nsdl.org:2200/20140728160934564T,Length,Elementary School,Representation,Operations,Systems of measurement,Upper Elementary,Communication,Metric,Plane geometry,Vocational/Professional Development Education,Measurement,Process skills,Education,Triangles

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
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