API Reference > geometry-core > Polyface > FacetProjectedVolumeSums FacetProjectedVolumeSums Interface Structure to return multiple results from volume between facets and plane Properties Name Type Description negativeProjectedFacetAreaMoments undefined | MomentData summed area moments for negative contributions positiveProjectedFacetAreaMoments undefined | MomentData summed area moments for positive contributions volume number Summed (signed) volume Defined in polyface/PolyfaceQuery.ts Line 42 Last Updated: 11 June, 2024