1/2
A circle has 360 degrees.
180/360 = 1/2 in fraction
180 degrees as a fraction of a turn of a circle is 1/2
180 degrees is 1/2 of a complete turn
125/180
1/2
It is 180 minutes or, if you must, 180/1 minutes. If you want it as a fraction of some other quantity then you need to specify that second quantity. It should be blindingly obvious to anybody that 180 minutes, as a fraction of 1 day, will be quite different to 180 minutes as a fraction of a century!
180 degrees is 1/2 a turn
180 degrees as a fraction of a turn of a circle is 1/2
A half.
The sum of all three angles in a triangle is 180 degrees. If one angle has 180 degrees then there are no degrees left for the other two. If it is a fraction less than 180 degrees then the other could split up the small fraction.
180 degrees is 1/2 of a complete turn
1/2
125/180
1/2
1/2
The tiniest fraction less than 180 degrees.
60 * pi / 180
180 degrees is half a rotation so probably a half.