Question

what is interior angle​

Answer 1

Answer:

In geometry, an angle of a polygon is formed by two sides of the polygon that share an endpoint. For a simple polygon, regardless of whether it is convex or non-convex, this angle is called an interior angle if a point within the angle is in the interior of the polygon.

Answer 2

Answer:

The inner part of ∆ABC is called the interior of ∆ABC