Related Words
Collinear Points
Definition of Collinear Points
The points lying on the same line are called Collinear Points.
More About Collinear Points
 The points that do not lie on the same line are called noncollinear points.
 Three noncollinear points form a triangle.
Video Examples: What are collinear Points
Example of Collinear Points
 In the given figure, U, P, and V are the collinear points.
 Also (P, Q, R), (T, S, R), and (V, Q, S) are the other sets of collinear points.
 (U, P, T), (U, S, T), and (V, Q, R) are the sets of noncollinear points.
Solved Example on Collinear Points
Ques: Identify the three collinear points from the diagram.
Choices:

A. P, Q, and R
B. R, Q, and S
C. P, Q, and S
D. none of these
Correct Answer: A
Solution:

Step 1: If the points lie on the same line, then the points are called collinear points.
Step 2: In the figure, P, Q, and R lie on the same line.
Step 3: So, P, Q, and R are the three collinear points.
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