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Triangle Inequality Theorem

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Triangle Inequality Theorem
Teacher Contributed

RWA Triangle Inequality Theorem

Topic

History of Math

Vocabulary

  • Triangle Inequality Theorem

Student Exploration

How long ago was the triangle inequality theorem first written down?

Watch to learn more:

Read more here: http://www.historyforkids.org/learn/greeks/science/math/euclid.htm

A fragment of Euclid's elements found at Oxyrhynchus, which is dated to circa 100 AD. The diagram accompanies Proposition 5 of Book II of the Elements. http://en.wikipedia.org/wiki/Euclid's_Elements

Extension Investigation

Solve problems using the Triangle Inequality Theorem

http://www.internet4classrooms.com/grade_level_help/solve_triangle_inequality_math_sixth_6th_grade.htm

Triangle Inequality Theorem

http://www.mathopenref.com/triangleinequality.html

Layering (optional)

Triangle Inequality Theorem

Theorem

http://www.youtube.com/watch?v=i9x4cTJ18is&feature=related

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