1 to leave. Origin: Used in US military in 1970s. Perhaps based on uniform regulations specifying that soldiers wear headgear when outdoors. Also hat up.It's almost two o'clock; I have to hat.  See more words with the same meaning: to go, leave, exit.
An obtuse angle is any angle greater than 90 degrees and less than 180 degrees. Yes. An obtuse angle is geometrically greater that a right angle. Any number degree larger than â¦ 90 degrees is obtuse, as any number degree lesser than 90 degrees is acute.
Types of Angles! A right angle: Right angles ALWAYS measure 90 degrees and look like a perfect corner. A straight angle: Straight angles ALWAYS measure 180 degrees and are a straight line. An acute angle. Acute angles ALWAYS measure less than 90 degrees. An obtuse angle: Obtuse angles ALWAYS measure more than 90 degrees, but less than 180 degrees. There are four different types of angles. These are: acute angles, obtuse angles, right angles, and straight angles. Right angles always measure 90