created a program that generate the array with random/default figures

src/main/java/core/basesyntax/Circle.java

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+package core.basesyntax;
+
+public class Circle extends Figure {
+    private int radius;
+
+    public Circle(int radius) {
+        this.radius = radius;
+    }
+
+    public double getArea() {
+        return Math.PI * radius * radius;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: Circle, area: " + getArea()
+                + "sq. units, radius: " + radius + " units, color: " + getColor();
+    }
+}

src/main/java/core/basesyntax/Color.java

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+package core.basesyntax;
+
+public enum Color {
+    BLUE,
+    YELLOW,
+    BLACK,
+    BROWN,
+    PINK,
+    GREEN,
+    WHITE
+}

src/main/java/core/basesyntax/ColorSupplier.java

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+package core.basesyntax;
+
+import java.util.Random;
+
+public class ColorSupplier {
+    private final Random random = new Random();
+
+    public String getRandomColor() {
+        int index = random.nextInt(Color.values().length);
+        return Color.values()[index].name();
+    }
+}

src/main/java/core/basesyntax/Ellipse.java

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+package core.basesyntax;
+
+public class Ellipse extends Figure {
+    private double lengthA;
+    private double lengthB;
+
+    public Ellipse(double sideA, double lengthB) {
+        this.lengthA = sideA;
+        this.lengthB = lengthB;
+    }
+
+    @Override
+    public double getArea() {
+        return Math.PI * lengthA * lengthB;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: Rectangle, area: " + getArea()
+                + "sq. units, lengthA: " + lengthA + " units, lengthB: "
+                + lengthB + " units, color: " + getColor();
+    }
+}

src/main/java/core/basesyntax/Figure.java

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+package core.basesyntax;
+
+public abstract class Figure implements FigureSquare, FigureInformation {
+    private String color;
+
+    public String getColor() {
+        return color;
+    }
+
+    public void setColor(String color) {
+        this.color = color;
+    }
+
+    public abstract double getArea();
+
+    public abstract String printInformation();
+}

src/main/java/core/basesyntax/FigureInformation.java

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+package core.basesyntax;
+
+public interface FigureInformation {
+    String printInformation();
+}

src/main/java/core/basesyntax/FigureSquare.java

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+package core.basesyntax;
+
+public interface FigureSquare {
+    double getArea();
+}

src/main/java/core/basesyntax/FigureSupplier.java

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+package core.basesyntax;
+
+import java.util.Random;
+
+public class FigureSupplier {
+    private static final int FIRST_MAX_NUMBER = 5;
+    private static final int SECOND_MAX_NUMBER = 100;
+    private static final int RADIUS = 10;
+    private final Random random;
+    private final ColorSupplier colorSupplier;
+
+    public FigureSupplier(Random random, ColorSupplier colorSupplier) {
+        this.random = random;
+        this.colorSupplier = colorSupplier;
+    }
+
+    public Figure getRandomFigure() {
+        int max1 = random.nextInt(SECOND_MAX_NUMBER) + 1;
+        int max2 = random.nextInt(SECOND_MAX_NUMBER) + 1;
+        Figure figure = switch (random.nextInt(FIRST_MAX_NUMBER) + 1) {
+            case 1 -> new Rectangle(max1, max2);
+            case 2 -> new RightTriangle(max1, max2);
+            case 3 -> new Ellipse(max1, max2);
+            case 4 -> new Square(max1);
+            case 5 -> new IsoscelesTrapezoid(max1, max2, max2);
+            default -> throw new IllegalArgumentException("Unexpected value");
+        };
+        figure.setColor(colorSupplier.getRandomColor());
+        return figure;
+    }
+
+    public Figure getDefaultFigure() {
+        Figure figure = new Circle(RADIUS);
+        figure.setColor("WHITE");
+        return figure;
+    }
+}

src/main/java/core/basesyntax/IsoscelesTrapezoid.java

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+package core.basesyntax;
+
+public class IsoscelesTrapezoid extends Figure {
+    private double sideA;
+    private double sideB;
+    private double height;
+
+    public IsoscelesTrapezoid(double sideA, double sideB, double height) {
+        this.sideA = sideA;
+        this.sideB = sideB;
+        this.height = height;
+    }
+
+    @Override
+    public double getArea() {
+        return (sideA + sideB) / 2 * height;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: RightTriangle, area: " + getArea()
+                + "sq. units, sideA: " + sideA + " units, sideB: " + sideB + " units, height: "
+                + height + " units, color: " + getColor();
+    }
+}

src/main/java/core/basesyntax/MainApp.java

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+package core.basesyntax;
+
+import java.util.Random;
+
+public class MainApp {
+    public static void main(String[] args) {
+        ColorSupplier colorSupplier = new ColorSupplier();
+        Random random = new Random();
+
+        FigureSupplier figureSupplier = new FigureSupplier(random, colorSupplier);
+        Figure[] figures = new Figure[6];
+
+        for (int i = 0; i < figures.length; i++) {
+            if (i < figures.length / 2) {
+                figures[i] = figureSupplier.getRandomFigure();
+                System.out.println(figures[i].printInformation());
+            } else {
+                figures[i] = figureSupplier.getDefaultFigure();
+                System.out.println(figures[i].printInformation());
+            }
+        }
+    }
+}

src/main/java/core/basesyntax/Rectangle.java

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+package core.basesyntax;
+
+public class Rectangle extends Figure {
+    private double sideA;
+    private double sideB;
+
+    public Rectangle(double sideA, double sideB) {
+        this.sideA = sideA;
+        this.sideB = sideB;
+    }
+
+    @Override
+    public double getArea() {
+        return sideA * sideB;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: Rectangle, area: " + getArea()
+                + "sq. units, sideA: " + sideA + " units, sideB: "
+                + sideB + " units, color: " + getColor();
+    }
+}

src/main/java/core/basesyntax/RightTriangle.java

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+package core.basesyntax;
+
+public class RightTriangle extends Figure {
+    private double base;
+    private double height;
+
+    public RightTriangle(double base, double height) {
+        this.base = base;
+        this.height = height;
+    }
+
+    @Override
+    public double getArea() {
+        return base * height / 2;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: RightTriangle, area: " + getArea()
+                + "sq. units, base: " + base + " units, height: "
+                + height + " units, color: " + getColor();
+    }
+}

src/main/java/core/basesyntax/Square.java

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+package core.basesyntax;
+
+public class Square extends Figure {
+    private int side;
+
+    public Square(int side) {
+        this.side = side;
+    }
+
+    @Override
+    public double getArea() {
+        return side * side;
+    }
+
+    @Override
+    public String printInformation() {
+        return "Figure: Square, area: " + getArea()
+                + "sq. units, side: " + side + " units, color: " + getColor();
+    }
+}