Creating base file for functions worksheet
updated header dates and assignment names
Circumference portion up to just before equation.
L15 first line of function and equation.
L17 setup return statement
L19: added console.log statement.
L18: added closing squigs
L20: added closing parentheses for console.log statement.
removed formula shorthand
L10: defined pi variable
L22: added . to display message.
L22 fixed display syntax
added comments
setup stung portion comments.
added variables
added comments for function
L38: setup function passing arguments.
L42: coded first line of function.
L44 added computational element of function.
L46: added  return command.