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.
As a verb, it is the action of puncturing a small hole or holes in an object. As a slang term, a prick can be a penis. It can also mean an irritating person, such as someone who seems to jab at your emotions and make you frustrated.