how many degrees is a full turn angle?
360
it looks like a full circle
how many degrees is a half turn angle?
180
looks like half a circle
how many degrees is a right angle/quarter turn?
90
it looks like a square in the corner of a shape
how many degrees are acute angles?
between 0 to 90 degrees
how many degrees are obtuse angles?
between 90 to 180 degrees
how many degrees are reflex angles?
between 180 to 360 degrees