Math Open Reference
Math Open Reference: Line Segment
Learn about line segments with this useful reference guide. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Math Planet
Math Planet: Geometry: Measure Line Segments
Explores how to measure the length of a line segment through examples and a video lesson. [0:40]
CK-12 Foundation
Ck 12: Interactive Geometry: 10.6 Points That Partition Line Segments
Understand points that partition line segments.
CK-12 Foundation
Ck 12: Interactive Geometry: 5.1 Copies of Line Segments and Angles
Construct a copy of a line segment in this interactive exercise.
CK-12 Foundation
Ck 12: Interactive Geometry: 5.2 Bisectors of Line Segments and Angles
Learn how to construct bisectors of line segments and angles.
CK-12 Foundation
Ck 12: 10.6 Points That Partition Line Segments
[Free Registration/Login may be required to access all resource tools.] Determine the formula for finding the coordinates of a point on a line segment.
ClassFlow
Class Flow: Lines, Rays, Line Segments
[Free Registration/Login Required] This lesson is an introduction to the basic geometric figures: lines, rays, and line segments. The definition and naming conventions for each figure are explained. An assessment section follows.
Oswego City School District
Regents Exam Prep Center: Geometry Vocabulary Resources
A list of geometry definitions and a matching activity.
CK-12 Foundation
Ck 12: Geometry: Midpoints and Segment Bisectors
[Free Registration/Login may be required to access all resource tools.] Apply the definitions of midpoint, segment bisector, and angle bisector.
CK-12 Foundation
Ck 12: Geometry: Midpoints and Segment Bisectors
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to calculate midpoints and use the definitions of segment bisectors and perpendicular bisectors.
Better Lesson
Better Lesson: Coordinate Grid and Geometry
Students make connections between the coordinate grid and Geometry by finding the distance of line segments using the coordinate plane. This instructional activity includes a detailed lesson plan, slides containing notes and problems,...
Oswego City School District
Regents Exam Prep Center: Bisect a Line Segment and an Angle
This step-by-step tutorial teaches students how to construct a bisector of a segment and the bisector of an angle.
Oswego City School District
Regents Exam Prep Center: Copy a Line Segment and an Angle
This site provides a step-by-step method to construct congruent segments and angles with a straight edge and compass.
Cuemath
Cuemath: Lines
Learn all about lines. This lesson targets what is a line and the different types. Check-out the interactive simulations to know more about the lesson and try your hand at solving a few interesting practice questions at the end of the page.
Mathigon
Mathigon: Geometry: Euclidean Geometry: Definitions
This lesson focuses on Euclidean Geometry terminology; such as line, point, line segment, congruence, circle, radius, ray, and more. It defines each term and provides an example of each.
Texas Education Agency
Texas Gateway: Coordinate Geometry: Special Segments
The student will derive and use the slope and midpoint formulas to verify geometric relationship that include parallelism and perpendicularity of lines. Then, the student will determine an equation of a line parallel or perpendicular to...
Mr. Martini's Classroom
Mr. Martini's Classroom: Basic Geometry: Points, Lines, and Angles
Students can review basic geometric terms using these self-check, multiple choice questions. Three levels of questions are provided.
ClassFlow
Class Flow: Geometry Line Vote
[Free Registration/Login Required] In this lesson the teacher will use geometry and spatial sense to distinguish between point, ray, line, line segment and angle. The students will review vocabulary for these terms and then...
The Math League
The Math League: Line Segments
This tutorial provides an explanation of line segments.
Khan Academy
Khan Academy: Divide Line Segments
Figure out the coordinates of a point between two other points that give a certain ratio. For example, find a point C so that it is two-thirds of the way between point A and B. Students receive immediate feedback and have the opportunity...
CK-12 Foundation
Ck 12: Geometry: Basic Geometric Definitions
[Free Registration/Login may be required to access all resource tools.] In this lesson students identify points, rays, lines, and line segments. Students examine guided notes, review guided practice, watch instructional videos and...
Math Planet
Math Planet: Pre Algebra: Geometry Fundamental Statements
Provides examples and a video lesson that introduce fundamental statements of geometry.
Geometry Help
Geometry Help: Lines and Angles
Explains the basic concept of lines and angles with step-by-step instructions and methods for solving specific problems on your own relating to this topic.
Khan Academy
Khan Academy: Divide Line Segments
Figure out the coordinates of a point between two other points that give a certain ratio. For example, find a point C so that it is two thirds of the way between point A and B.