An emergency plan outlines the steps to be taken during a critical situation, such as a fire, natural disaster, or other emergencies. It includes evacuation procedures, safety protocols, and communication strategies to ensure the safety of individuals and minimize damage.
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.