API Reference > geometry-core > CartesianGeometry > Vector3d > dotProduct dotProduct Method Return the dot product of this vector with vectorB. dotProduct(vectorB: XYAndZ): number Parameter Type Description vectorB XYAndZ second vector of cross product Returns - number the dot product of this instance with vectorB Defined in core/geometry/src/geometry3d/Point3dVector3d.ts Line 1025 Last Updated: 13 June, 2024