PLANE SHAPES AREA AND PERIMETER CALCULATOR

 import java.util.Scanner;

public class AREA_CALCULATOR{
    public static void main(String[] args) {
        Scanner Hafiz = new Scanner(System.in);
        System.out.println("WELCOME TO HAFIZ'S AREA CALCULATOR\nPRESS 1 FOR TRIANGLE\nPRESS 2 FOR CIRCLE");
        System.out.println("PRESS 3 FOR RECTANGLE");
        System.out.println("PRESS 4 FOR KITE");
        System.out.println("PRESS 5 FOR TRAPEZIUM");
        System.out.println("PRESS 6 FOR SQUARE");
        System.out.println("PRESS 7 FOR RHOMBUS");
        System.out.println("PRESS 8 FOR PARALLELOGRAM");

        System.out.print("CHOOSE A SHAPE(1-8): ");
        int choice = Hafiz.nextInt();

        if (choice == 1) {
            System.out.println("WELCOME TO THE TRIANGLE SECTION");
            System.out.print("Enter (1) for Area , (2) for the Perimeter and (3) for both Area and Perimeter: ");
            int haz = Hafiz.nextInt();
                if(haz == 1){
                    System.out.print("Enter the base of the triangle: ");
                    float base = Hafiz.nextFloat();
                    System.out.print("Enter the height of the triangle: ");
                    float height = Hafiz.nextFloat();
                    float area = ((base * height) / 2);
                    System.out.print("The area of the Triangle is:" + area);
                    System.exit(1);
                    }
                else if(haz == 2) {
                    System.out.print("Enter the base of the triangle: ");
                    float base = Hafiz.nextFloat();
                    System.out.print("Enter the height of the triangle: ");
                    float height = Hafiz.nextFloat();
                    float perimeter = (base + height);
                    System.out.print("The perimeter of the Triangle is:" + perimeter);
                    System.exit(1);
                }
                else if(haz == 3){
                    System.out.print("Enter the base of the triangle: ");
                    float base = Hafiz.nextFloat();
                    System.out.print("Enter the height of the triangle: ");
                    float height = Hafiz.nextFloat();
                    float area = ((base * height) / 2);
                    float perimeter = (base + height);
                    System.out.println("The area of the Triangle is: " + area);
                    System.out.println("The perimeter of the Triangle is: " + perimeter);
                }
                else{
                    System.out.println("OUT OF RANGE");
                    System.exit(1);
                }
            /* if(base || height == 0){
                    System.out.println("Invalid input");
            }*/
        } else if (choice == 2) {
            System.out.println("WELCOME TO THE CIRCLE SECTION");
            System.out.print("Enter 1 for the area, 2 for the Perimeter and 3 for both the area and perimeter of the circle: ");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the Radius of the Circle: ");
                float Radius = Hafiz.nextFloat();
                float Circle_Area = (Radius * Radius);
                System.out.print("The area of the Circle is: " + Circle_Area);
            }
            else if(Haz == 2){
                System.out.print("Enter the Radius of the Circle: ");
                float Radius = Hafiz.nextFloat();
                double perimeter = (2 * 3.1416 * Radius);
                System.out.print("The perimeter of the Circle is: " + perimeter);
            }
            else if(Haz == 3){
                System.out.print("Enter the Radius of the Circle: ");
                float Radius = Hafiz.nextFloat();
                float Circle_Area = (Radius * Radius);
                double perimeter = (2 * 3.1416 * Radius);
                System.out.println("The area of the Circle is: " + Circle_Area);
                System.out.println("The perimeter of the Circle is: " + perimeter);
            }
            else{
                System.out.println("OUT OF RANGE");
                System.exit(1);
            }
        } else if (choice == 3) {
            System.out.println("WELCOME TO THE RECTANGLE SECTION");
            System.out.print("Enter 1 for the Area, 2 for the Perimeter and 3 for both the Area and Perimeter: ");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the Length of the Rectangle: ");
                float Length = Hafiz.nextFloat();
                System.out.print("Enter the Width of the Rectangle: ");
                float width = Hafiz.nextFloat();
                float area = (Length * width);
                System.out.print("The area of the Rectangle is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the Length of the Rectangle: ");
                float Length = Hafiz.nextFloat();
                System.out.print("Enter the Width of the Rectangle: ");
                float width = Hafiz.nextFloat();
                float perimeter = (2 * (Length + width));
                System.out.print("The Perimeter of the Rectangle is: " + perimeter);
            }
            else if(Haz == 3){
            System.out.print("Enter the Length of the Rectangle: ");
            float Length = Hafiz.nextFloat();
            System.out.print("Enter the Width of the Rectangle: ");
            float width = Hafiz.nextFloat();
            float perimeter = (2 * (Length + width));
            float area = (Length * width);
            System.out.println("The area of the Rectangle is: " + area);
            System.out.println("The Perimeter of the Rectangle is: " + perimeter);}
            else{
                System.out.println("OUT OF RANGE");
                System.exit(1);
            }
        } else if (choice == 4) {
            System.out.println("WELCOME TO THE KITE SECTION");
            System.out.print("Press 1 for the Area, 2 for the Perimeter and 3 for both the Area and Perimeter: ");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the Length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the Length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float area = ((d1 * d2) / 2);
                System.out.print("The area of the Kite is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the Length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the Length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float perimeter = ((d1 + d2) * 2);
                System.out.print("The perimeter of the kite is:" + perimeter);
            }
            else if (Haz == 3) {
                System.out.print("Enter the Length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the Length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float area = ((d1 * d2) / 2);
                float perimeter = ((d1 + d2) * 2);
                System.out.println("The area of the Kite is: " + area);
                System.out.println("The perimeter of the kite is:" + perimeter);
            }
            else{
                System.out.print("OUT OF RANGE");
                System.exit(1);
            }
        } else if (choice == 5) {
            System.out.println("WELCOME TO THE TRAPEZIUM SECTION");
            System.out.print("Enter 1 for the Area, 2 for the Perimeter and 3 for both");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the length of the first parallel side: ");
                float b1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second parallel side: ");
                float b2 = Hafiz.nextFloat();
                System.out.print("Enter the height (The height is the perpendicular distance between the parallel sides: ");
                float height = Hafiz.nextFloat();
                float parallel_side = ((b1 + b2) * height);
                float area = (parallel_side / 2);
                System.out.print("The area of the Trapezium is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the length of the first parallel side: ");
                float b1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second parallel side: ");
                float b2 = Hafiz.nextFloat();
                System.out.print("Enter the height (The height is the perpendicular distance between the parallel sides: ");
                float height = Hafiz.nextFloat();
                float parallel_side = ((b1 + b2) * height);
                //float perimeter = ()
                //System.out.println("The perimeter of the Trapezium is: " + );
            }
            else if(Haz == 3) {
                System.out.print("Enter the length of the first parallel side: ");
                float b1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second parallel side: ");
                float b2 = Hafiz.nextFloat();
                System.out.print("Enter the height (The height is the perpendicular distance between the parallel sides: ");
                float height = Hafiz.nextFloat();
                float parallel_side = ((b1 + b2) * height);
                float area = (parallel_side / 2);
                //float perimeter = ()
                System.out.print("The area of the Trapezium is: " + area);
                //System.out.println("The perimeter of the Trapezium is: " + );
            }
            else{
                System.out.println("OUT OF RANGE");
                System.exit(1);
            }
        }
            else if (choice == 6) {
            System.out.println("WELCOME TO THE SQUARE SECTION");
            System.out.print("Press 1 for the Area, 2 for the Perimeter and 3 for both:");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the length of the sides: ");
                float Side = Hafiz.nextFloat();
                float area = (Side * Side);
                float perimeter = (4 * Side);
                System.out.print("The area of the square is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the length of the sides: ");
                float Side = Hafiz.nextFloat();
                float area = (Side * Side);
                float perimeter = (4 * Side);
                System.out.print("The perimeter of the Square is: " + perimeter);
            }
            else if(Haz == 3){
            System.out.print("Enter the length of the sides: ");
            float Side = Hafiz.nextFloat();
            float area = (Side * Side);
            float perimeter = (4 * Side);
            System.out.println("The area of the square is: " + area);
            System.out.println("The perimeter of the Square is: " + perimeter);}
            else{
                System.out.println("OUT OF RANGE");
                System.exit(1);
            }
        }
            else if (choice == 7){
            System.out.println("WELCOME TO THE RHOMBUS SECTION");
            System.out.print("Press 1 for Area, 2 for Perimeter, 3 for both:");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float area = ((d1 * d2) / 2);
                System.out.print("The area of the RHOMBUS is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float perimeter = ((d1 + d2) * 2);
                System.out.print("The Perimeter of the Rhombus is: " + perimeter);
            }
            else if(Haz == 3){
                System.out.print("Enter the length of the first diagonal: ");
                float d1 = Hafiz.nextFloat();
                System.out.print("Enter the length of the second diagonal: ");
                float d2 = Hafiz.nextFloat();
                float area = ((d1 * d2) / 2);
                float perimeter = ((d1 + d2) * 2);
                System.out.println("The area of the Rhombus is: " + area);
                System.out.println("The perimeter of the Rhombus is: " + perimeter);
            }
            else{
                System.out.println("OUT OF RANGE");
                System.exit(1);
            }

        } else if (choice == 8){
            System.out.println("WELCOME TO THE PARALLELOGRAM SECTION");
            System.out.print("Press 1 for Area, 2 for Perimeter and 3 for both:");
            int Haz = Hafiz.nextInt();
            if(Haz == 1){
                System.out.print("Enter the base : ");
                float base = Hafiz.nextFloat();
                System.out.print("Enter the height: ");
                float height = Hafiz.nextFloat();
                float area = (base * height);
                System.out.print("The area of the parallelogram is: " + area);
            }
            else if(Haz == 2){
                System.out.print("Enter the base : ");
                float base = Hafiz.nextFloat();
                System.out.print("Enter the height: ");
                float height = Hafiz.nextFloat();
                float perimeter = ((base + height) * 2);
                System.out.print("The Perimeter of the Parallelogram is: " + perimeter);
            }
            else if(Haz == 3){
                System.out.print("Enter the base : ");
                float base = Hafiz.nextFloat();
                System.out.print("Enter the height: ");
                float height = Hafiz.nextFloat();
                float area = (base * height);
                float perimeter = ((base + height) * 2);
                System.out.println("The area of the parallelogram is: " + area);
                System.out.println("The Perimeter of the Parallelogram is: " + perimeter);
            }
            else {
                System.out.println("OUT OF RANGE");
            }

        }
            else{
            System.out.println("OUT OF RANGE");
        }

    }
}

Submitted By:
Mohamed Alpha Kamara
B. Sc. Information Technology
I - 24 - 64179

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