In Exercises 13 through 26, construct functions to carry out the primary task(s) of the...

In Exercises 13 through 26, construct functions to carry out the primary task(s) of the program.

Area To determine the number of square centimeters of tin needed to make a tin can, add the square of the radius of the bottom of the can to the product of the radius of the bottom and height of the can, and then multiply this sum by 6.283. Write a program that requests the radius and height of a tin can in centimeters as input and displays the number of square centimeters of tin required to make the can. See Fig. 5.3.