This is not a SFW instance. NSFW communities will be tagged, and efforts will be made to keep SFW communities clean, but proceed at your own comfort level.
That’s why the unit circle definitions of trig functions are better. “The y coordinate of the point on a unit circle 90 degrees anticlockwise from the positive x-axis” makes a lot more sense than “The ratio between the lengths of a line segment and… another identical line segment in exactly the same place”.
That’s why the unit circle definitions of trig functions are better. “The y coordinate of the point on a unit circle 90 degrees anticlockwise from the positive x-axis” makes a lot more sense than “The ratio between the lengths of a line segment and… another identical line segment in exactly the same place”.