5How tall is 5 ft 5 12 in centimeters? How hh is 5 foot 5.5? Use this easy calculator to convert feet and inches to metric.According to 'feet to cm' conversion formula if you want to convert 5 Feet 5 Inches to Centimeters you have to multiply 5 by 30.48. Then convert inches to cm by multiplying 5 by 2.54 (according to Inches to cm conversion formula).And