Use any of the following methods to draw rectangles in Opus.
You are prompted to select the start point of the rectangle.
Next you are prompted to specify the opposite corner.
Next you are prompted to enter a corner radius for the Rectangle. By default, this value is specified as 0.00 to ensure a square on the corners of the rectangle.
Accept the 0.00 default by pressing Enter, or type in a new value and then press Enter.
The rectangle is drawn to the dimensions specified, as shown below.