Circles

Sketch and edit a circle (C).

Sketch a Circle

Sketch a circle by defining the center and radius or by defining three points.

  1. On the Sketch ribbon, select one of the Circle tools.

  2. Select a face or plane as the sketch plane.
  3. Sketch a circle:
    To sketch this Do this
    Circle by 2 Diametric Pts

    • Click to define the first point, and then click again to define the second point.
    • Click-and-drag to define the diameter.
    Circle by 3 Pts

    • Click twice to define the first side, and then click a third time to define the opposite side.
    • Click-and-drag to define the first side, and then click to define the opposite side.
    Circle by Center and Point

    Click to define the center, and then click again to define the radius.
  4. Right-click and mouse through the check mark to exit, or double-right-click.

Edit a Circle

Reposition, resize, or apply a sketch constraint.

  1. Double-click the circle to enter edit mode.
  2. Edit the circle:
    To Do this
    Reposition the center
    • Drag the center.
    • Select the center, and then enter coordinates to specify the position.
    Change the diameter
    • Select the sketch curve, then drag it.
    • Select the sketch curve, then enter a Diameter in the microdialog.
    Cut, copy, or paste the sketch curve Right-click a sketch curve, then select Cut, Copy, or Paste on the context menu.
    Apply a sketch constraint Right-click a sketch curve, then select a sketch constraint on the context menu.
    Convert a sketch curve into construction geometry Right-click a sketch curve, then select Construction.

    Construction geometry is used as a reference to line up or define other geometry.

    Hide dimensions Deselect Show dimensions in the Preferences.
  3. Right-click and mouse through the check mark to exit, or double-right-click.

Video: Circle Tools

Circle by 2 Diametric Points

Circle by Three Points

Circle by Center and Point