11 and a half feet 

2 sexainches.
2 fuckainches.
2 hexacontaenneainches.
1 hectatriacontaoctainch.
Because 69 x 2 = 138.

If 2 people 5 feet 9 inches tall stood on top of each other, that would make 11 and a half feet.

11 and a half feet by gregben September 13, 2023