Step 3: See which number the other line of the angle reaches on the protractor. Step 4: Take your measurement. Use the protractor to measure this angle. The protractor has already been lined up ...

This isn't the same as the static measuring tool you might ... This Pi-powered protractor is intended to be used to calculate ...

When it comes to measuring the angles, things need to be a little more exact than holding up a plastic protractor; that’s where a theodolite comes in, a telescope-looking type of optical ...