Creates a line that starts at a point and continues to infinity.

Button
Ribbon: Home tab
Draw
panel
RayNot available on the ribbon
in the current workspace
Menu: Draw
RayNot available in menus
in the current workspaceThe ray is extended to the edge of the display in the direction defined by the starting point and the through point. The prompt for a through point is redisplayed so you can create multiple rays. Press Enter to end the command.

Lines that extend to infinity in one direction, known as rays, can be used as references for creating other objects.
