using System;

public class Program

{

    static float rectangle;

    static float triangle;

    static float circle;

    static float hexagon;

    public static void Main()

    {

        Console.WriteLine("***Painting calculator***");

        Console.WriteLine("This application will calculate the area and cost to paint rectangle, circle, triangle and hexagon shapes that heve been drawn on the asphalt of the school yard");

        CostOfRectangle();

        CostOfTriangle();

        CostOfCircle();

        CostOfHexagon();

    }

    static void CostOfRectangle()

    {

        //cost of painting rectangle 

        Console.WriteLine("*** Rectangle***");

        Console.WriteLine("Enter a value for the length of your rectangle in metres");

        float length = Convert.ToSingle(Console.ReadLine());

​

        Console.WriteLine("Enter a value for width of your rectangle in metres");

        float width =Convert.ToSingle(Console.ReadLine());

        //defining variable rectangle

        float rectangle=length * width;

        //area of rectangle- length times width

        Console.WriteLine("Your area to paint is " + rectangle + "m\u00B2");

        Console.WriteLine("You will need " + rectangle/10 + " lites of paint");

        Console.WriteLine("Please enter a price per lite of paint($15 to $25)");

        float cost =Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("the amount of paint required to paint the rectangle is $" + (rectangle/10)*cost);

    }

        static void CostOfTriangle()

    {

        //cost of painting triangle 

        Console.WriteLine("***Triangle***");

        Console.WriteLine("Enter a value for the length of the base of your triangle in metres");

        float basee = Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("Enter a value for height of your triangle in metres");

        float height =Convert.ToSingle(Console.ReadLine());

        //defining variable triangle

         float triangle= basee*height /2;

        //area of triangle- base times height divided by 2

        Console.WriteLine("Your area to paint is " + triangle + "m\u00B2");

        Console.WriteLine("You will need " + triangle/10 + " lites of paint");

        Console.WriteLine("Please enter a price per lite of paint($15 to $25)");

        float cost =Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("the amount of paint required to paint the rectangle is $" + (triangle/10)*cost);

    }

    static void CostOfCircle()

    {

        //cost of painting circle

        Console.WriteLine("***Circle***");

        Console.WriteLine("Enter a value for the radius  of the circle in metres");

        float radius = Convert.ToSingle(Console.ReadLine());

        //defining variable circle

        double circle= Math.PI*Math.Pow(radius,2);

        //area of circle- two times pi times the radius squared

        Console.WriteLine("Your area to paint is " + Math.Round(circle,1) + "m\u00B2");

        Console.WriteLine("You will need " +  Math.Round(circle/10,1) + " lites of paint");

        Console.WriteLine("Please enter a price per lite of paint($15 to $25)");

        float cost =Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("the amount of paint required to paint the circle is $" +  Math.Round((circle/10)*cost),1);

    }

        static void CostOfHexagon()

    {

        //cost of painting hexagon

        Console.WriteLine("***Hexagon***");

        Console.WriteLine("Enter a value for the side length of your hexagon in metres");

        float sidelength = Convert.ToSingle(Console.ReadLine());

        //defining variable hexagon

        double hexagon= (3*Math.Sqrt(3)*Math.Pow(sidelength,2)/2);

        //area of hexagon- three times the square root of three times the side lengthe squared and is all divided by two

        Console.WriteLine("Your area to paint is " + Math.Round(hexagon,1) + "m\u00B2");

        Console.WriteLine("You will need " + Math.Round(hexagon/10,1) + " lites of paint");

        Console.WriteLine("Please enter a price per lite of paint($15 to $25)");

        double cost =Convert.ToSingle(Console.ReadLine());

        Console.WriteLine("the amount of paint required to paint the rectangle is $" + Math.Round((hexagon/10),1)*cost);

    }

}