Area of Trapezoid

import java.util.Scanner;
class Raj{

 public static void  main(String[] args) {
 
  int b1;
  int b2;
  int h;
  float area;

   Scanner sc = new Scanner(System.in);
   System.out.print("\nEnter value of bases:");
   b1 = sc.nextInt();
   b2 = sc.nextInt();

  System.out.print("\nEnter the value of the height:");

  h = sc.nextInt();

  area = (float)((b1+b2) * h)/2;

  System.out.print("\nArea of a trapezoid :"+area);

     }
   }