shanewiggins10 shanewiggins10 23-04-2020 Mathematics contestada 17. What's the sum of 6 feet 10 inches and 8 feet 9 inches? Union... A. 14 ft. 7 in. OB. 15 ft. 19 in. O C. 13 ft. 19 in. O D . 15 ft. 7 in.