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.
Angles that are exactly 90 degrees are called right angles. Angles less than 90 degrees are called as acute angles. Angles that are exactly 180 degrees is called as straight angle. Angles less than 180 degrees yet greater than 90 degrees are called as obtuse angles. Common Misspellings: Angle is often mispelled angel. Examples: The angle of a typical house rooftop is often an obtuse angle. Two lines or rays meet together to form an angle. 1  Article. Review Your Chemistry Terms with This Glossary (C) 2  Article. A Definition (in a Roundabout Way) of Periphrasis. 3  List. Excel TAN Function: Find the Tangent of an Angle. 4  List. Polygons. 5  Article. 140 Key Copyediting Terms. 6  Article. Classic Car Terms and Definitions. 7  List.