Introduction: How to Use a Ruler
this instructable will show you idiots out there how to use a ruler who don't know how
Step 1: Measuring...
in the picture above you will see numbers from 1 to 12.these represent inches, and 12 inches add up to a foot. use these number to measure the length of an object by placing the left end of the ruler in line with the left end of the object.
Step 2: Measuring Cont...
from there you cont the numbers until there is no more object to measure. this is the length of your object.



