Answer:

To draw an infinite line

1 Do one of the following to choose Infinite Line ():

• On the ribbon, choose Home > Infinite Line or choose Draw > Infinite Line.
• On the menu, choose Draw > Infinite Line.
• On the Draw toolbar, click the Infinite Line tool.
• Type infline and then press Enter.

2 Specify a point along the line.

3 Specify the direction.

4 To complete the command, press Enter.

You can also draw infinite lines at a specific angle or at an angle relative to an exist­ing entity.

To draw an infinite line at a specified angle relative to another entity

1 Do one of the following to choose Infinite Line ():

• On the ribbon, choose Home > Infinite Line or choose Draw > Infinite Line.
• On the menu, choose Draw > Infinite Line.
• On the Draw toolbar, click the Infinite Line tool.
• Type infline and then press Enter.

2 In the prompt box, choose Angle.

3 In the prompt box, choose Reference.

4 Select the reference entity.

5 Specify the angle of the infinite line in relation to the selected entity.

6 Specify the location of the infinite line.

7 To complete the command, press Enter.