Answer: Infinitely many.
- A Exactly one
- B Exactly two
- C Three
- D Infinitely many
Correct answer: D. Infinitely many
Explanation: Infinitely many planes contain a given line; they form a pencil of planes rotating about the line as axis.
Three mutually perpendicular axes x, y, z meeting at the origin O, with a point P located by its (x, y, z) coordinates.
Concept context
Lines and planes in 3D space, direction cosines, distances, and angles