package calculator;
import java.util.Scanner;

public class Calculator {
    public static void main(String[] args) {
        Scanner sc = new Scanner (System.in);
        System.out.print("Introduceti prima latura: ");
        int a = sc.nextInt();

        System.out.print("Introduceti a doua latura: ");
        int b = sc.nextInt();

        System.out.print("Introduceti ungiu opus laturei necunoscute: ");
        int C = sc.nextInt();

        System.out.println("Lungimea laturei necunoscute este: "+aplicaTeorema(a,b,C));
    }
         public static double aplicaTeorema(int a, int b, int C) {
          //c = radical(a2+b2-2abcosC)
             double c = Math.sqrt( (a*a) + (b*b) - 2*a*b*Cos(C));
             return c;
         }

        public static double Cos(double Exp)
        {
            if (Exp == 90.00)
                return 0.00;
            else
                return Math.cos( Math.toRadians(Exp) );
        }
}