[interior angle] n (1756) 1: the inner of the two angles formed where two sides of a polygon come together
2: any of the four angles formed in the area between a pair of parallel lines when a third line cuts them
[interior angle] n (1756) 1: the inner of the two angles formed where two sides of a polygon come together
2: any of the four angles formed in the area between a pair of parallel lines when a third line cuts them
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012