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Vocabulary and Triangle Sum Theorem

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Lesson Description:

Students learn the definition of a triangle, as well as the following triangle classifications: scalene, isosceles, equilateral, acute, obtuse, right, and equiangular. Students also learn the triangle sum theorem, which states that the sum of the measures of the angles of a triangle is 180 degrees. Students are then asked to solve problems related to the triangle sum theorem using Algebra.