Solve this problem. The hiking trails in Roman Nose Park are 3.6, 7.9, 10.4, 5.7, and 3.5 miles long. Cindy and Geoff hiked two of the trails for a total of 9.3 miles. What were the lengths of the trails they hiked? 3.6 and 7.9 miles 3.5 and 7.9 miles 3.6 and 5.7 miles 3.5 and 5.7 miles