In triangle xyz, m∠x = 30°, and all the angles have measures that are whole numbers. angle y is an obtuse angle. what is the greatest possible measure that angle z can have?

Annie and bart are coworkers. in fact, they share a cubicle wall. recently, they were involved in a fender-bender in the company parking lot. each blames the other for the accident, and the two have stopped speaking. would you advise them to try to settle their dispute through arbitration, mediation, or with a traditional lawsuit? why?