WorkArea.java
package shapes;
import shapes.SCircle;
import shapes.SRectangle;
import shapes.SSquare;
public class WorkArea {
    public static void main(String[] args){
        SRectangle desk = new SRectangle(24,36);
        SRectangle book = new SRectangle(8.5, 11);
        SCircle glass = new SCircle(1.35);
        SCircle plate = new SCircle(8);
        SSquare coaster = glass.circumscribingSquare();
        double objectarea = (3*(coaster.area()) + (2 * (book.area())) +
                (3*(plate.area())) );
        double areadesk = (desk.area() - objectarea);
        System.out.println("The area of desk not obscured by objects is ," +
                areadesk);
    }
}