Beginnings—Jargon and Undefined Terms
Lecture no. 2 from the course: Geometry: An Interactive Journey to Mastery
Taught by Professor James Tanton | 28 min | Categories: The Great Courses Plus Online Mathematics Courses
Lay the basic building blocks of geometry by examining what we mean by the terms point, line, angle, plane, straight, and flat. Then learn the postulates or axioms for how those building blocks interact. Finally, work through your first proof—the vertical angle theorem.