IPC stands for the Indian Penal Code, which is the main body of criminal law in India. It defines offenses and prescribes punishments for the same. It is a comprehensive code governing criminal offenses in India.
On the day of her examination, Riya sharpened her pencil from both ends as shown below. 
The diameter of the cylindrical and conical part of the pencil is 4.2 mm. If the height of each conical part is 2.8 mm and the length of the entire pencil is 105.6 mm, find the total surface area of the pencil.