1. What is the difference between overridden methods and hidden methods? 2. Can an abstract class ever implement an interface? 3. Revise the definition of the class RandomPoint, as given, so that it...

1. What is the difference between overridden methods and hidden methods?

2. Can an abstract class ever implement an interface?

3. Revise the definition of the class RandomPoint, as given, so that it extends the standard class java.awt.Point.

4. Define a class Triangle that extends the standard class java.awt.Polygon. Then define the class RightTriangle as an extension of Triangle.