Regular polygons can be either concave of convex, as long as all angles are congruent and all sides are congruent.
a) true
b) false

Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?