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"normal to plane" vs "normal of plane"

Both "normal of plane" and "normal to plane" are used in geometry terminologies, but "normal to plane" is the more common and correct phrase. It is used to describe a line that is perpendicular to a plane.

Last Updated: April 01, 2024

normal to plane

This phrase is the correct and more commonly used form in geometry terminologies. It describes a line that is perpendicular to a plane.

Use "normal to plane" to indicate a line that is perpendicular to a plane.

Examples:

  • The vector is normal to the plane.
  • The normal to the plane passes through the point of intersection.
  • The normal to the plane is represented by a dashed line.
  • The normal to the plane is crucial for determining the angle of incidence.
  • The normal to the plane is perpendicular to all lines in the plane.

Alternatives:

  • perpendicular to the plane
  • orthogonal to the plane
  • at right angles to the plane
  • normal vector to the plane

normal of plane

This phrase is not commonly used in English. The preposition "of" is not typically used in this context.

The phrase "normal to plane" is the correct way to describe a line that is perpendicular to a plane.

Alternatives:

  • normal to plane

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