A protractor acts in a similar way to a ruler in that it allows you to both measure and draw accurately. The two most popular types are the semi-circular (0-180 degrees - pictured above ) and a ...

They are a measure of how much you have to turn one ... Image caption, Step 4: Remove the protractor. Using a ruler, join the mark you made to the end of the line that was in the centre of the ...

1. Select a container. If the container is a square or rectangle, use the ruler or tape measure to find the length, height, and width of the container in centimeters. If the container is a ...