1/how is an area’s topography determined? (1 point) by using an area’s longitude and latitude by using an area’s scale by using an area’s elevation, relief, and landforms by using an area’s elevation, longitude, and latitude 2. how do global positioning systems use elevation points on earth’s system to find latitude and longitude? (1 point) by using signals from a network of satellites by using topographic maps by using satellite images by using photography,