8.22 A small rural county has experienced unprecedented growth over the past 6 years, and as a result, the local school district built the new 500-student North Park Elementary School. The district has three older and smaller elementary schools: Washington, Jefferson, and Lincoln. Now the growth pressure is being felt at the secondary level. The school district would like to build a centrally located middle school to accommodate students and reduce busing costs. The older middle school is adjacent to the high school and will become part of the high school campus. a) What are the coordinates of the central location? b) What other factors should be considered before building a school? North Park (500), Highway, Washington (200), Jefferson (300), and Lincoln (300)