Bob placed three regular pentagons together at a vertex, thinking he might be able to form a tessellation. however, they left a gap. what is the number of degrees in the measure indicated?

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?