Home Maths Coordinate Geometry (3D) Line The equation of straight line passing throug…
Maths Coordinate Geometry (3D) Line Single Correct MCQ
Published on: August 14, 2026

The equation of straight line passing through the point (a, b, c) and parallel to z- axis, is

A
B
C
D

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Verified by Experts
The correct answer is:
D

The line through is …..(i)

Since the line is parallel to z-axis, therefore any point on this line will be of the form

Also any point on line (i) is

Hence

Hence the line will be .

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