An obtuse angle
An angle of 306 degrees is called a reflex angle.
An angle greater than 90 but less than 180 degrees is an obtuse angle.
Acute
A reflex angle is between 180 and 360 degrees
That would be an obtuse angle measuring 150 degrees. I do not know of a proper name for it.
It is a reflex angle of 297 degrees.
An angle of ore than 90 degrees but less then 180 degrees is called an obtuse angle. There is no specific name for 91 degrees.
An obtuse angle
An angle which measure exactly 90 degrees is called a right angle.
An acute angle.
It is a reflex angle
An obtuse angle
An obtuse angle
reflex angle
A right angle.
An angle of 100 degrees is an obtuse angle