Question

Points to remember from lines and angles chapter grade 9 ?

Answer 1

Answer:

Basic Terms and Definitions. ...

Angle: An angle is formed when two rays originate from the same endpoint. ...

Types of Angles: There are different types of angles such as acute angle, right angle, obtuse angle, straight angle and reflex angle. ...

Complementary Angles: Two angles whose sum is 90° are called complementary angles.

Hope it helps,

Alice Grinson