Measurements • We might want to know • the total area of a parcel of land, • or the distance between two points, • or the length of a stretch of road – • and in principle all of these measurements are obtainable by simple calculations inside a GIS.
Measurements• We might want to know• the total area of a parcel of land,• or the distance between two points,• or the length of a stretch of road –• and in principle all of these measurements areobtainable by simple calculations inside a GIS.