Students are gently introduced to the relationship between contour maps and surfaces.
Your surface represents the town of Granite Falls, a \(\hbox{10 km}\times\hbox{10 km}\) town located in Rock County, which measures \(\hbox{15.5 km}\times\hbox{21.5 km}\).
The state records office has mixed up its county maps. Find the map of Rock County, and determine the location of Granite Falls on this map.