2. The measure of an exterior angle of a regular polygon is 60. How many sides does the polygon have? A 12
B 3
C 6
D 9​

For the equations below which statement is true ?

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Hi, can anyone show me how to do this problem? 100 points for this. in advance