Check Cass’s post on this, checklist entries are here:
On the right triangle, tan is leg1/leg2 , on the unit circle tan is sin/cos
tan is sin /cos =P
Tan on unit circle: the tan of any angle is always the sin of that same angle/cos of that same angle.
Tan on right triangle: Sin Data/ Cos data
On the unit circle, tan is the ratio siinx/cosx. It follows the soh cah toa fashion, which doesnt make too much of a drastic change for us beginning to learn tthis.
I have no idea.. I’m trying to figure out how it works because I really don’t for now. I’ll discuss with classmates when I’ll have the opportunity.