The following text was written to the standard output stream when the WorkArea.java program was executed from IntelliJ.
desk = Rectangle: height=24.0 width=36.0 book = Rectangle: height=8.5 width=11.0 area of book= 93.5 plate = Circle: radius=8.0 area of plate= 201.06192982974676 glass = Circle: radius=1.35 area of glass= 5.725552611167399 coaster = Square: side=2.7 area of coaster= 7.290000000000001 collective area of the objects on the desk=812.0557894892403 Area of desk not obscured by objects =51.94421051075972