The meaning of Erastus is Lovely and  Beloved. Its origin is Variant of the Greek name Erastos. Erastus is a form of Erastos and is generally pronounced like eh RAS tus. This name is mostly being used as a boys name. Last year it ranked 4,160th in the U.S. Social Security Administration list of most popular baby boy names.
Which undefined term is needed to define an angle? Plane Point Ray Line. Undefined, you need a line to define an angle (if you're looking for undefined terms). This is because, if you think about it, a ray is part of a line.
If an angle's measure is 180Â°, it is called a straight angle. Straight angles are just lines with three points on them. Sign up for free to access more ANGLES resources like. WyzAnt Resources features blogs, videos, lessons, and more about ANGLES and over 250 other subjects.