1 Cyclothymic Disorder, or Cyclothymiaâ a mild form of bipolar disorder. 2  People with cyclothymia have episodes of hypomania as well as mild depression for at least 2 years. 3  However, the symptoms do not meet the diagnostic requirements for any other type of bipolar disorder.
Shorter rulers are convenient for keeping in a pocket. Longer rulers, e.g., 18 inches (45 cm) are necessary in some cases. Rigid wooden or plastic yardsticks, 1 yard long and meter sticks, 1 meter long, are also used.
Measuring an Object Using a Ruler. 1  1. Measure with a ruler or tape measure. 2  2. Place the zero end of your rule at the end of your object. 3  3. Move to the opposite side of the object you are measuring.  4. Use a metric or decimal rule with a metric 1  ruler. 5. Use a tape measure to measure between objects, for instance, walls.