Using a polyline in CAD can quickly draw an arrow, the specific steps are as follows:
- Execute polyline [command PL], press space
- Specify the starting point with the mouse, click the left button, enter the command [w], and press the space
- Enter the width of the straight line segment of the arrow and specify the width of the starting point. Here we take 100 as an example, and enter a space after 100
- Specify the end width, and enter a space after 100
- Specify the end point of this straight line with the mouse, and then enter the command [w], we will specify the width of the arrow
- Enter the appropriate width 500, press the space
- Enter 0 again, press the space
- Finally, specify the head of the arrow
