About how far is it from Red Bank to Belleville? A map is divided into areas based on latitude and longitude lines. Each area represents 5 degrees in both latitude and longitude. The key notes that a one-half inch length represents 10 kilometers. Each 5-degree latitude by 5-degree longitude area is a one-inch square. The town of Green Prairie is located at approximately 45 degrees east and 15 degrees south along route 84. Surfers Town is located at 50 degrees East and 15 degrees south. A road between the two towns drops very slightly below the 15 degree south latitude line. 1 km 10 km 20 km 30 km