import type { MValue, Properties, VectorFeature, VectorMultiPolygon, VectorMultiPolygonGeometry, VectorPolygon, VectorPolygonGeometry } from '../../../index.js';
/**
 * Find the area of a collection of polygons. Assumes geometry is in lon-lat space
 * @param polygons - the collection of polygons
 * @param planetRadius - the radius of the planet (Earth by default). Set to 1 if you want the raw area
 * @returns - the total area of the polygon in square meters
 */
export declare function polygonsArea<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties>(polygons: VectorMultiPolygon<D> | VectorMultiPolygonGeometry<D> | VectorFeature<M, D, P, VectorMultiPolygonGeometry<D>>, planetRadius?: number): number;
/**
 * Find the area of a polygon. Assumes geometry is in Lon-Lat space
 * @param polygon - the polygon
 * @param planetRadius - the radius of the planet (Earth by default)
 * @returns - The approximate signed geodesic area of the polygon in square meters.
 */
export declare function polygonArea<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties>(polygon: VectorPolygon<D> | VectorPolygonGeometry<D> | VectorFeature<M, D, P, VectorPolygonGeometry<D>>, planetRadius?: number): number;