What is 5,090x 21,789

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

We just started the introduction into circles and i have no idea how to do this.

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?