4 millimeters is equal to 0.04 inches.... or 0.0131 feet.
size 6
A kids size football can be size 4-5 depends how old you think a kid is.
about the size of 4 yards
4-Hi is a kind of rolling mill configuration in metalworking. It means the mill has four rolls, two small and two large.
About in a girls size, a 4. In a boys size, a 5.
.4 acres
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1/4 inch is the full sized, or "big" headphone jack.
4 mill
around the size of a grain of rice.
The standard size postcard is 4" X 6".
3/4 the size of it's body.