Circles

Sketch and edit a circle.

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.
    • Click-and-drag 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 radius
    • Select the sketch curve, then drag it.
    • Select the sketch curve, then enter a Radius 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