Evaluate the trigonometric function using its period as an aid. 
Definitions:
Social Activities
Interactions among people that involve communication, sharing, participation, and often collaboration towards a common goal or for entertainment.
Birth Order
The chronological order of sibling births in a family, which is sometimes believed to have an influence on a person's personality and psychological development.
GPAs
Grade point averages, numerical calculations representing the average value of the accumulated final grades earned in courses over time.
Family Size
Refers to the number of individuals living together related by birth, marriage, or adoption, making up a household.
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