Explode
Use the Explode tool to explode an entity or figure into its basic components.
Explode a Rectangle into Line Segments.
Explode a Polyline into Lines and/or Arcs.
Explode a Polygon into Lines.
Explode a Figure into basic entities.
To explode an entity or figure:
Click on the Explode tool from the toolbar, or press X. The explode cursor will appear on the canvas.
Hover over the entity or figure to be exploded. A highlight will appear. Click to explode the highlighted entity or figure.
Press Esc, right click and select Close Tool, or close the tool by clicking on the x in the sidebar, or open another tool.