The Scale Entities tool changes the size of objects. It reduces or enlarges the size without changing the shape of an object.
- Click Sketch > Move Entities > Scale Entities
on the CommandManager.
- Select the circles shown below and right-click to accept the selection.

- Select the center point of the selected circles as the base point.
- Type 0.6 in the Scale Factor box under the Parameters section of the PropertyManager.
- Uncheck the Copy option on the PropertyManager and click OK.

- Click Sketch > Circle drop-down > Perimeter Circle
on the CommandManager.
- Select the two circles shown below to define the tangent points.

- Move the pointer down and click to create the circle.

- Likewise, create another circle by selecting the points as shown.

- Click Close Dialog
on the PropertyManager.