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.
Three Main Types of Angles. Acute-any angle which measures less than 90 degrees. These angles appear sharp, like the blade on a knife. Example: The angle ABC measures 40 degrees.Angle ABC is acute. Right-any angle which measures exactly 90 degrees. These are like the edges of a wooden block.Sample: The angle CAT measures 90 degrees. The angle CAT is a right angle. Obtuse-any angle which measures more than 90 degrees but less than 180 degrees. These are fat angles that are very wide.Sample: angle DEF measures 125 degrees.hree Main Types of Angles. Acute-any angle which measures less than 90 degrees. These angles appear sharp, like the blade on a knife. Example: The angle ABC measures 40 degrees.