Angle Between Two Planes

The angle between two planes is equal to the acute angle determined by the normal vectors of the planes.

Direction Vectors

Angle Between Two Planes Formula

Two planes are perpendicular if their normal vectors are orthogonal.

Perpendicular Planes


Example

Determine the angle between the following planes:

Angle Between Two Planes Example

Direction Vectors

Angle Between Two Planes Calculations

Angle Between Two Planes Solution