#3**+13 **

Sin has many definitions. However, this website is a mathematics based site so, I will talk about the mathematical definition.

Sin is a mathematical function of Sine. Usually used like this:

**sin( θ) = $$\frac{Opposite}{Hypotenuse}$$**

TakahiroMaeda
Aug 13, 2014

#4**+13 **

Best Answer

Sin is getting too much of a Tan, Cos you forgot to use sunscreen......

CPhill
Aug 13, 2014