1. You are required to develop a Java program using getter and setter methods which allow user to calculate the surface area and volume of a sphere, area of rectangle and triangle. You're required to perform class and object with instances class. 2. Create a java program based on below scenario To find the price per square inch, first we need to find the area of the pizza. Then we divide the price of the pizza by the area of the pizza. Let radius denote the radius and area denote the area of the circle, and price denote the price of pizza. Also, let pricePerSquare Inch denote the price per square inch. You're required to use JOptiopane, static method and instances class.