## Angle measurementAngles are formed when 2 lines meet:There are 3 types of angles: Angles are measured in degrees. The symbol for degrees is a little circle next to the angle's size, like this: 30 ^{o}.A right angle is 90 degrees, or 90^{o} A straight line contains 2 right angles, so it is 180 ^{o}:Here are a few typical angles: |