solve this problem so 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 traild they hiked a. 3.5 and 5.7 miles b. 3.5 and 7.9 miles c. 3.6 and 5.7 miles d. 3.6 and 7.9 miles