Pie chart. 1  Comparing pie charts of different sizes could be misleading as people cannot accurately read the comparative area of circles. 2  The usage of thin slices, which are hard to discern, may be difficult to interpret. 3  The usage of percentages as labels on a pie chart can be misleading when the sample size is small.
Hill Air Force Base. Hill Air Force Base (IATA: HIF, ICAO: KHIF, FAA LID: HIF) is a major U.S. Air Force base located in northern Utah, just south of the city of Ogden, and near the towns of Clearfield, Riverdale, Roy, Sunset, and Layton. It is about 30 miles (48 km) north of Salt Lake City.
North American Aerospace Defense Command. Cheyenne Mountain Complex. The Cheyenne Mountain Complex is located at Cheyenne Mountain Air Force Station (CMAFS), a short distance from NORAD and USNORTHCOM headquarters at Peterson Air Force Base in Colorado Springs, Colorado. Cheyenne Mountain Air Force Station falls under Air Force Space Command and hosts the activities of several tenant units.