Type:

Other

Description:

In this workshop session, elementary and middle school teachers explore scale drawing, similar triangles, and trigonometry in terms of ratios and proportion. Besides explanations and real-world problems, the unit includes video segments that show teachers investigating problems of similarity. To understand the ratios that underlie trigonometry, participants use an interactive activity provided online. This is session 8 of Learning Math: Geometry, a free online course.

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 2,Grade 3,Grade 1,Grade 6,NSDL,Grade 4,Grade 5,Grade 8,Scale,Mathematics,Arithmetic,Grade 7,Early Elementary,Number and operations,Upper Elementary,oai:nsdl.org:2200/20120114184721022T,NSDL_SetSpec_1007936,Ratio and proportion,Middle School,Geometry,Elementary School,Trigonometry,Similarity,Plane geometry,Vocational/Professional Development Education,Education

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
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