Classes in dart

dart-classes.dart

void main() {
  
  var volume = Cylinder.cylinderVolume(5, 7);
  var surfaceAreaTotal = Cylinder.totalSurfaceArea(5, 7);
  var surfaceAreaCurved = Cylinder.curvedSurfaceArea(5,7);
  
  print("The volume of the cylinder is ${volume}");
  print("The Total surface area of the cylinder is ${surfaceAreaTotal}");
  print("The curved surface area of the cylinder is ${surfaceAreaCurved}");
}

class Cylinder{
    
    int baseRadius;
    int height;
  
    Cylinder({ this.baseRadius, this.height});
  
    static cylinderVolume(baseRadius, height){
      return 3.14 * baseRadius * baseRadius * height;
    }
  
    static totalSurfaceArea(baseRadius, height){
    return 2 * 3.14 * baseRadius * height * (baseRadius + height);
  }
  
  static curvedSurfaceArea(baseRadius, height){
    return 2 * 3.14 * baseRadius * height;
  }
  }