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Line
Definition Of Line
A Line is a straight path that is endless in both directions.
More About Line
The representation for the line PQ is 
.
A line does not have any thickness.
Example of Line
In the above figure, NO and PQ extend endlessly in both directions. So,
and represent lines.
Video Examples: Example of Tangent Line
Solved Example on Line
Ques: Identify a figure that can be called a line.
Choices:
A. Figure 4
B. Figure 2
C. Figure 1
D. Figure 3
Correct Answer: C
Solution:
Step 1: A line is a straight path that is endless in both directions.
Step 2: Here, Figure 1 represents a line.
- Points,-Lines,-Line-Segments,-Rays-and-Angles-Gr-4