# Example 3

- Author:
- Walch Education

Use the given line segment to construct a new line segment with length .

*Note*: Drag points*A*and*B*to try different line segments.- Use your straightedge to draw a long ray.
Label the endpoint
. - Put the sharp point of your compass on endpoint
of the original segment. Open the compass until the pencil end touches . - Without changing your compass setting, put the sharp point of your compass on
and make a large arc that intersects your ray. - Mark the point of intersection as point
. - Without changing your compass setting, put the sharp point of your compass on
and make a large arc that intersects your ray. - Mark the point of intersection as point
. Do not erase any of your markings.