Displaying Extension Lines After Placing Dimensions To display extension lines after placing the dimension: Right-click the dimension and select Display Options > Show extension lines. You can also drag extension lines to new attachment points and change the position of radial dimensions. Parent topicDimensions Between Arcs or Circles Related tasks Creating Dimensions Between Two Arcs Changing the Way the Distance is Measured Creating Dimensions Between Concentric Circles and Displaying Extension Lines Changing the Radial Dimension Position Dragging Dimension Attachment Positions