Interior and Exterior Angles - Triangles in 7th Grade
Math > Math Concepts > Geometry > Exploring Triangles (Interior and Exterior Angles)
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Triangles - Geometry (7th grade)Exploring Triangles in 6th and 7th grade - Part 1, 2, 3, 4
Exploring
Triangles - Part 3 (7th grade) Exterior angles: Any angle that is adjacent to
an interior angle of a triangle is an exterior angle of the triangle.
The numbered angles below are all exterior angles of ∆ ABC. Every exterior angle is
equal to the sum of the opposite interior angles.
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