An angle whose measure is equal to 90° is called a right angle.
Step-by-step explanation:
In the adjoining figure ∠ABC represents a right angle. Obtuse Angle: An angle whose measure is more than 90° but less than 180° is called an obtuse angle.
An angle whose measure is equal to 90° is called a right angle. In the adjoining figure ∠ABC represents a right angle. Obtuse Angle: An angle whose measure is more than 90° but less than 180° is called an obtuse angle
