Line symmetry is another name for reflection symmetry. One half is a reflection of the other half. The line of symmetry is the line where you could fold the image and have both halves match exactly.
I am not aware of any name for such a line.
a line
Line segment
A vertical line!
meridian
To name a line, just put a letter near one end of the line. You could say 'Line A' if you want to name it without a diagram.
meridian
Its called the Plimsoll line. It shows how laden the ship is.
Line symmetry is another name for reflection symmetry. One half is a reflection of the other half. The line of symmetry is the line where you could fold the image and have both halves match exactly.
The name "line" is actually used in math.The name "line" is actually used in math.The name "line" is actually used in math.The name "line" is actually used in math.
Street name. House number. Zip code. City name. (These two lines are the format, you could add the state after the city on the second line or the country on a third line.)
You could refer to it by the first line or as an untitled poem by [author's name].
Lizzie Line's birth name is Elizabeth Line.
The treaty responsible for the divide between the world that Spain could colonize and Portugal could colonize was the Treaty of Tordesillas. The name of the line was, surprisingly enough, called the Tordesillas Line.
You could borrow a line from Paul Simon and use Slip Sliding Away.
I am not aware of any name for such a line.