Write a C# function called calcArea to calculate and return the area of a rectangle.
<p>Write a C# function called calcArea to calculate and return the area of a rectangle. Your main module
should prompt the user for the length and width and pass them to the function. The answer is printed in your main module. <br /><br />The output should look like this (note that it should work for any values that are input; these are just examples). <br /><br /><br />Enter length: 10<br />Enter width: 5<br />Rectangle length 10 and width 5 has area 50<br />Press any key to continue . . . (