Lines, Rays, Line Segments, Points, Angles, Union & Intersection – Geometry Basic Introduction The Organic Chemistry Tutor August 23, 2017 Leave a Comment on Lines, Rays, Line Segments, Points, Angles, Union & Intersection – Geometry Basic Introduction Posted in Seen Them Share: XFacebookPinterestLinkedin This geometry video tutorial provides a basic introduction into lines, rays, line segments, points, and angles. It also explains the … source Author: The Organic Chemistry Tutor