U.S. Navy JAG Corps. Navy JAG Community â Dedicated to Service, Committed to Excellence. From Navy Judge Advocate General Corps Public Affairs Lt. Genevieve Loutinsky, a judge advocate at the Office of the Judge Advocate General, attended a reception honoring military women hosted by [â¦] Continue Reading...
We measure angles using a tool called a protractor. A protractor is half of a circle. A protractor uses units called degrees to measure angles. A protractor can measure angles starting from the left or from the right. It measures from 0 to 180 degrees. 180 degrees is half of the measure of a circle.
The first instruments used at sea to measure latitude were the quadrant and the astrolabe, both of which had been used for years by astronomers to measure the inclination of stars. But knowing your latitude wasnât enough. To determine your exact location you also need to measure your line of longitude.