5 feet 8 inches is equal to 172.72 centimeters. To convert feet and inches to centimeters, we can use the following formula:

• 1 foot = 30.48 centimeters
• 1 inch = 2.54 centimeters

Therefore, to convert 5 feet 8 inches to centimeters, we can multiply 5 by 30.48 to get 152.4, and then multiply 8 by 2.54 to get 20.32. Adding these two values together gives us 172.72 centimeters.