Algoritmos Java

1 ESTRUCTURAS SECUENCIALES
import java.util.Scanner;

public class seno {

/**
* @param args
*/
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
intx, vi;
double ymax, xmax, t;
System.out.print("Ingrese velocidad inicial: ");
vi = sc.nextInt();
System.out.print("Ingrese ángulo: ");
x = sc.nextInt();
double y=(double)((3.1416*x)/180);
ymax = vi * vi * Math.sin(y) * Math.sin(y) / 20;
xmax = vi * vi * Math.sin(2 * y) / 10;
t = 2 * vi * Math.sin(x) / 10;
System.out.println("La altura máxima es: " + ymax);System.out.println("El alcance horizontal es: " + xmax);
System.out.print("El tiempo de vuelo es: " + t);
// TODO Auto-generated method stub

}

}3 ESTRUCTURAS SECUENCIALES
import java.util.Scanner;

public class puntos {

/**
* @param args
*/
public static void main(String[] args) {
Scanner sc = newScanner(System.in);
System.out.print("Ingrese x1: ");
int x1 = sc.nextInt();
System.out.print("Ingrese y1: ");
int y1 = sc.nextInt();
System.out.print("Ingrese x2: ");
int x2 = sc.nextInt();System.out.print("Ingrese y2: ");
int y2 = sc.nextInt();
int xm = (x1 + x2) / 2;
int ym = (y1 + y2) / 2;
int d = (x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1);
System.out.println("Ladistancia entre (" + x1 + "," + y1 + ") y ("
+ x2 + "," + y2 + ") es: " + Math.sqrt(d));
System.out.println("El punto medio entre (" + x1 + "," + y1 + ") y ("
+ x2 + "," + y2 + ") es: (" + xm +"," + ym + ")");
// TODO Auto-generated method stub

}

}











2 ESTRUCTURAS SECUENCIALES
import java.util.Scanner;

public class leydesenos {

/**
* @param args*/
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.print("Ingrese ángulo a: ");
int a=sc.nextInt();
System.out.print("Ingrese ángulo b: ");...