What is 6'9" in inches? The answer is that 6 feet and 9 inches equals 81 inches.
The conversion formula for feet to inches is, in = ft × 12. Based on this conversion formula. If you want to convert 6 feet and 9 inches to inches, you need to multiply 6 feet by 12 to convert to inches, and then add 9 inches to this result.
6'9" = (6' × 12) + 9"
= 72" + 9" = 81 inches