Transversals

Harry Brubaker, 2020. 10. 19.

Introduction to two lines being but by a transversal with an introduction to parallel and perpendicular lines.


  • 1. Parallel Postulate
  • 2. Lesson 3.1 - Perpendicular Postulate
  • 3. Naming Angle Positions
  • 4. lines and transversal
  • 5. Transversal Intersects Parallel Lines
  • 6. Parallel and Perpendicular Lines
  • 7. Two-column Proof (Alt Int. Angles)
  • 8. Parallel lines with transversal and angles
  • 9. Parallel Lines & Related Angles

1.

Parallel Postulate

There exists exactly one parallel to a line through any one point (Parallel Postulate).
– Sam Elias

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