Ahomeowner wants to build a circular fire pit on an outdoor patio. the pit will be surrounded by
a brick ledge.
 the diameter of the pit must be at least 16 inches.
 the ledge must have a width of at least 2 inches, which is the width of each brick.
 the maximum area for the pit and the ledge is 2826 square inches.
what are the possible values for w, the width of the ledge the homeowner could build? provide evidence to support your answer.