Please answer the following questions before class. You will be required to turn answers in at the beginning of the laboratory section. Late pre-labs will not be accepted under any circumstances. 1. Write a purpose for this lab in its entirety. (5points) 2. What is the volume V of a cylinder of radius r and height h? Calculate the volume of a cylinder with a radius r = 9 cm and a height h = 3.5 cm? (5points)