Consult the documentation for the class Dimension in the Java Class Library. a. What constructor would you use to create a new Dimension object from an existing Dimension object? b. What method would...

Consult the documentation for the class Dimension in the Java Class Library.

a. What constructor would you use to create a new Dimension object from an existing Dimension object?

b. What method would you use to retrieve the height of an existing Dimension object?

c. What method would you use to change the width and height of an existing Dimension object?