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About this video
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Geometry
We may think of a lines as a "straight" line that we might draw with a ruler on a piece of
paper, except that in geometry, a line extends forever in both directions. We write the
name of a line passing through two different points A and B as "line AB" or as , the
two-headed arrow over AB signifying a line passing through points A and B.
paper, except that in geometry, a line extends forever in both directions. We write the
name of a line passing through two different points A and B as "line AB" or as , the
two-headed arrow over AB signifying a line passing through points A and B.
Lines
two examples of lines
The symbols for line is a raise bar with arrowheads
Any two points on the line can name the line.
note - A line can have many points but must be named
by only two points.
by only two points.
This line is called line .
DE or ED
| Example |
Write the names for this line
