The preamble
The narrator in the opening segment of Portrait of Jennie is uncredited. The narrator that takes over after the initial segment is Joseph Cotten in the role of Eben Adams.
Amendments.
The middle of a line segment is called a Midpoint.;-)
A segment
It is called a bisector.
perpendicular bisector
So that the arc is mid-way in perpendicular to the line segment
A segment of a circle is known as an arc.A segment of a circle is called a arc.A segment of a circle is known as an arc.
A line segment has two end points. This is called an line segment.
It's called a perpendicular bisector of the line segment.
4 letter word for sitcom segment
I'm not exactly sure what you mean by "segment" but the Constitution is divided into segments called Articles.