What is another word for internal angle?
Pronunciation: [ɪntˈɜːnə͡l ˈaŋɡə͡l] (IPA) 
The term "internal angle" refers to the angle formed by two lines or line segments that intersect within a polygon or other two-dimensional shape. However, there are numerous other expressions that can be used to describe this type of angle, depending on the context. Some of the most common synonyms for "internal angle" include "interior angle," "included angle," "inner angle," "concave angle," and "obtuse angle." In many cases, the specific term used to describe an internal angle will depend on the geometric properties of the shape in question, as well as the specific purpose of the analysis or calculation being performed.
