An angle of 215 degrees is a reflex angle
360o - 215o = 145o ======
An angle of 181 degrees is a reflex angle.
21 An angle of 110 degrees is an obtuse angle.
48 degrees is an acute angle.
112 degrees is an obtuse angle.
An angle of 52 degrees, as with any angle between 1 and 89 degrees, is an acute angle.
acute
An angle of 90 degrees is known as a right angle.
A straight angle measures 180 degrees.
It is a right angle triangle and its 3rd angle is 70 degrees.
It is an acute angle