Chrissysmith1122 Chrissysmith1122 30-05-2018 Mathematics contestada The circular bases of the traditional teepees of the Sioux and Cheyenne tribes have a diameter of about 15 ft. What is the area of the base? Round to the nearest square unit. A.) 47 ft^2 B.) 24 ft^2 C.) 177 ft^2 D.) 707 ft^2