A school wants to add a new sports team. The school sent out surveys asking for the​ students' favorite sport. Nineteen students named lacrosse. Others named volleyball or swimming. Use pencil and paper. Explain how to use the circle graph and ratios to find the number of students surveyed. Then find this number. Favorite Sport A circle graph consists of a circle divided into three parts with labels and sizes as a percent of the circle as follows: Volleyball, 48 percent; Lacrosse, 38 percent; Swimming, 14 percent. Volleyball 48% Lacrosse 38% Swimming 14%