In java:

1. Design a class named Rectangle to represent a rectangle. The class contains: Two double data fields named length and width that specify the length and width of the rectangle. A no-arg constructor that creates a default rectangle. The default values are 1 for both length and width. A constructor that creates a rectangle with the specified length and width A method named calculate Area() that returns the area of this rectangle. A method named calculate Perimeter() that returns the perimeter. 2. Write a Manager class that creates two Rectangle objects one with length 4 and width 40 and the other with length 3.5 and width 35.9. The Manger class shall print the area and perimeter of both Rectangle objects