var alkalmazas = angular.module("alkalmazas", []);
alkalmazas.controller("alkalmazasCtrl", function($scope){
   $scope.szamit = function(evt) {
       var alap = Number($scope.alap);
       var magassag = Number($scope.magassag);
       var terulet = alap*magassag/2;
       console.log(terulet);
       $scope.terulet = terulet;
   }
});