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.
1. boast, tout, swash, shoot a line, brag, gas, blow, bluster, vaunt, gasconade, overstate, exaggerate, overdraw, hyperbolize, hyperbolise, magnify, amplify. usage: show off. 2. sport, feature, boast, have, feature. usage: wear or display in an ostentatious or proud manner; she was sporting a new hat.