supplementary angle

Noun

Meaning

supplementary angle (plural supplementary angles)

(geometry) An angle that, when added to another referenced angle, produces an angle of 180 degrees.
Angle A is 40°, and its complementary angle, B, is 140°.

Source: en.wiktionary.org

Synonyms

interior angle

Close letter words and terms

supplementariness supplementarity supplementary supplementary angles supplementary benefit supplementary building