public class Catapult { double [] velocity; double [] degrees; Catapult(double [] v, double [] d){ velocity = v; degrees = d; } public double [] calcDistance(){ double [] total = {0,0,0,0,0,0,0}; for (int i = 0; i < degrees.length; i++){ total[i] = (Math.pow(velocity[i], 2) * Math.sin( 2 * Math.toRadians(degrees[i])) / 9.8); } return total; } }