public static (double, double) LawOfSines(double side1, double angle1, double sideOrAngle2, double sideOrAngle3, bool anglesGiven = false) => LawOfSines(side1, angle1, sideOrAngle2, sideOrAngle3, out _, anglesGiven);
public Rectangle(side1, side2) { X = side1; Y = side2; }