An angle is formed when two rays meet at a common point (vertex). Types: Acute angle (0°–90°), Right angle (exactly 90°), Obtuse angle (90°–180°), Straight angle (180°), Reflex angle (180°–360°). Measured in degrees using a protractor. Sum of angles on a straight line = 180°.
How to study this topic
Read the core explanation once without solving.
Open the formula links below and connect them with the topic meaning.
Practice the 10 example pages one by one.
Use the AI ask page for text, voice or image-based doubts.
MscTutor