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Zones, Lunes, Quadrangles, and Other Areas

Find areas bounded by meridians and parallels or by intersections of polygons


areaint Surface area of polygon on sphere or ellipsoid
areamat Surface area covered by nonzero values in binary data grid
areaquad Surface area of latitude-longitude quadrangle
bufgeoquad Expand limits of geographic quadrangle
geoquadline Geographic quadrangle bounding multi-part line
geoquadpt Geographic quadrangle bounding scattered points
ingeoquad True for points inside or on lat-lon quadrangle
intersectgeoquad Intersection of two latitude-longitude quadrangles
outlinegeoquad Polygon outlining geographic quadrangle


Measure Area of Spherical Quadrangles

A quadrangle is a region bounded by parallels north and south, and meridians east and west.

Calculate Geographic Area for Vector Data in Polygon Format

This example shows how to calculate geographic areas for vector data in polygon format using the areaint function.

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