Figure 1 1. Draw the UML diagram based on Figure Above. 2. Based on Figure 1, write a Java program to create another class named MainProgram. In class MainProgram, implement the main method and instantiate objects from class shape. Invoke all the required methods to calculate the area of shape depicted as in Figure 1 where the values of A and B are 66 and 99 respectively. The program must display the area of Shape on the output screen