If less than 180 degrees it is an obtuse angle
More than 180 degrees a reflex angle
obtuse
Chat with our AI personalities
An angle measuring more than 90 degrees is obtuse. An angle measuring less than 90 degrees is acute. An angle measuring 90 degrees is right.
obtuse angle
An angle measuring more than 90 degrees is considered an obtuse angle. However, if the angle is exactly 180 degrees, then it is considered a straight angle.
An angle which measures exactly 90 degrees is called a "right" angle. (One measuring less than 90 is 'acute', and one measuring more than 90 degrees is 'obtuse'.)
reflex angle