3.21 Inches on a Ruler
The place marked in red is the location on the ruler that shows the length of 3.21 inches.
Let's try to find these similar inch units place on ruler :
3.31 inches on a ruler
Let's check how to read 3.31 inches on a ruler.
4.21 inches on a ruler
Let's check how to read 4.21 inches on a ruler.