Name the angle 72° as acute or obtuse or straight or reflex or right angle.
We know that an angle whose measure is less than 90° is called an acute angle.
Also, 72°<90°
Hence, 72° is an acute angle.
Name the angle 88° as acute or obtuse or straight or reflex or right angle.
Classify the angle as acute, obtuse, right, straight, reflex or zero angle.
67.5°.