geometry
posted by miissss .
find the capacityof a cylidrical drinking flask whose radius is 3.42 cm height of 16.33?

V = pi * r^2 * h
V = 3.14 * 3.42^2 * 16.33
V = 599.75 cubic centimeters 
how do you get the pi=3.14

Most people use 3.14 for pi. It's a given.
http://en.wikipedia.org/wiki/Pi