a cylinder can of coca has the dimensions of base 7in and height 5 inches. what is the approximate surface area available for the label?

5 answers

A = 2 * pi * r * h

http://www.math.com/tables/geometry/surfareas.htm
can you pleae explain how to do this?
Is 7 inches the radius, diameter or circumference of the base?
7 inches is across the top of the can and 5 goes up and down.
Multiply:

2 * 3.14 * 3.5 * 5 = ?