How do I know if it is sss, sad, asa, or aas?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Explain why the factor 1.5 is broke. into two numbers in the model.