public class MathMethods {

public static void main(String[] args) {

double root = Math.sqrt(17.0);

double angle = 1.5;

double height = Math.sin(angle);

double degrees = 90;

double angle2 = degrees / 180.0 * Math.PI;

double radians = Math.toRadians(180.0);

double degrees2 = Math.toDegrees(Math.PI);

long x = Math.round(Math.PI * 20.0);

// examples of composition

double x2 = Math.cos(angle + Math.PI / 2.0);

double x3 = Math.exp(Math.log(10.0));

double x4 = Math.pow(2.0, 10.0);

}

}