Classifying Lines, Angles, and Two-dimensional Geometric Figures

Which of the following is true about a line segment?

• It goes on forever

• It has a definite length

• It has no endpoints

• It is named with a lowercase letter.

Fill in the blank: A ray is a straight path that goes on forever in one direction. It has one starting point and no ____.

• endpoint

• length

• width

• height

What is the main difference between a line and a line segment?

• A line segment has a definite length

• A line has two endpoints

• A line segment goes on forever

• A line is named with a lowercase letter.

Fill in the blank: When rays are named, the starting point comes first in the ____.

• name

• middle

• end

• diagram

What is a ray in geometry?

• A line with two endpoints

• A dot usually named with a capital letter

• A straight path that goes on forever in one direction

• A shape with three sides.

Fill in the blank: A line segment is named by its two points: Line Segment BC or Line Segment ____.

• CD

• DE

• FG

• AB

What is the name of the ray shown in the diagram?

• Ray FG

• Ray DE

• Ray BC

• Ray AB

Fill in the blank: The main differences between a line and a line segment are that the line segment does not go on forever, and it has a ____.

• definite length

• starting point

• thickness

• direction

Identify the following: A line is written as ______.

• A) DE or ED

• B) FG

• C) BC or CB

• D) A

What is the name of the line in the example?

• A) TS or ST

• B) FG

• C) DE or ED

• D) BC or CB