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Exploring Characteristics of Triangles

Students draw triangles and explore the classification of each using the measures of interior angles and lengths of sides. They investigate the sum of the interior angles of various triangles and conjecture and prove the theorem: The sum of the interior angles in a triangle is 180?

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Resource Details

9th - 11th
1 more...
Resource Type
Lesson Plans
45 mins
Instructional Strategy
Skills Practice
Included Materials
  • Project