How many mm in one foot?

304.8 mm

1 foot = 12 inches. 1 inch = 2.54 cm, so 1 foot = 30.48 cm. 1 cm = 10 mm, so 1 foot = 304.8 mm.

1 foot = 30.48 cm = 3.0348 decimeter

1 foot is 30.48 centimeters.

one foot = 304.8 millimetres