The sum of the three angles of every triangle always equals 180Â° . A right triangle always has one angle equal to 90Â° and two angles whose sum is 90Â° , making a total of 180Â° . A rectangle is a four sided shape. with four right angles (90Â° ).
boast 1. v. boastÂ·ed, boastÂ·ing, boasts. v. intr. To talk or write about oneself or something related to oneself in a proud or self-admiring way. v. tr.
Meaning: Exhibiting self-importance. Synonyms: crowing; cock-a-hoop; braggy; bragging; braggart; boastful; self-aggrandising; self-aggrandizing; big. Context example: big talk. Similar: proud (feeling self-respect or pleasure in something by which you measure your self-worth; or being a reason for pride)