Lines and Line Segments
Grade 4 · Math · Measurement and Geometry · New Mexico, USA
Lesson Summary
Learn the difference between lines, line segments, and rays. Also explore parallel and perpendicular lines.
Explanation
A line goes on forever in both directions and is drawn with arrows on each end. A line segment has two endpoints and a definite length. A ray starts at one point and goes on forever in one direction. Parallel lines are lines that never cross and always stay the same distance apart, like railroad tracks. Perpendicular lines cross each other at a right angle, like the corner of a piece of paper.
Practice Questions
Q1: What is the difference between a line and a line segment?
Answer: A line goes on forever in both directions, while a line segment has two endpoints and stops.
Q2: What do you call two lines that never cross?
Answer: Parallel lines.
Q3: Two lines meet at a 90-degree angle. What are they called?
Answer: Perpendicular lines.
People Also Ask
What is Lines and Line Segments in Grade 4 Math?+
Lines and Line Segments is a lesson in the Measurement and Geometry chapter of Grade 4 Math. It is part of the New Mexico, USA school curriculum and covers key concepts that students need to understand at this level.
What grade level covers Lines and Line Segments?+
Lines and Line Segments is taught in Grade 4 as part of the Math curriculum in New Mexico, USA.
How can I help my child with Measurement and Geometry in Math?+
Start with the lesson summary and explanation on this page. Practice the questions provided, then use TutorTom for personalized, step-by-step help with Measurement and Geometry topics.