inheritance module

Author: Vineeta Kande

src/Inheritance/readme.md

@@ -13,11 +13,14 @@ Through inheritance, a subclass can access members of its superclass (fields and
 
 Inheritance represents the `IS-A` relationship which is also known as a parent-child relationship.
 
-To inherit from a class, use the **extends** keyword.
+To inherit from a class, use the **extends** keyword. This keyword indicates that we are making a new class that derives from an existing class.
 
 
 ## Why use inheritance in Java?
 * For Method Overriding (so runtime polymorphism can be achieved).
 * For Code Reusability.
 
 
+## Types of Inheritance in Java
+On the basis of class, there can be three types of inheritance in java: single, multilevel and hierarchical.
+![](/src/Inheritance/typesofinheritance.jpg)