public static void main ( String [ ] args ) {
  double h = 1 ;
  double a = 6 ;
  double d = 2 ;
  double area = 2 * a * d ;
  find_Surface_area ( area , a , h ) ;
  find_volume ( area , h ) ;
}

public static void main ( String [ ] args ) { double h = 1 ; double a = 6 ; double d = 2 ; double area = 2 * a * d ; find_Surface_area ( area , a , h ) ; find_volume ( area , h ) ; }
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