Find the expression as the sine of an angle. 
Definitions:
Appalachians
A natural geological feature, specifically a vast mountain range in Eastern North America, rich in biodiversity and natural resources.
Paxton Boys
A group of frontier settlers in colonial Pennsylvania who formed a vigilante movement in 1763, targeting and killing Native Americans in what they perceived as a form of self-defense.
Western Pennsylvania
A region in the United States characterized by its rich history, diverse landscape, and significant role in early industrial development.
Royal Colonial Government
The governing authority in a colony directed by the monarch of the parent country, implementing policies and administration through colonial officials.
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