Why is tan equal to sin divided by cos

preview_player
Показать описание
video showing Why is tan equal to sin divided by cos
Рекомендации по теме
Комментарии
Автор

Great video; simple, well structured and fast. Thank you

MagnusKieler
Автор

Thank you so much! This is so useful to know.

Sponge
Автор

this not a proof, tangent is not defined by a/b, it is defined by tangent line. a/b = sin/cos is just a consequence of the relation.

cumhurozbas
Автор

Thanks, I have been using it for months now but was curious who so

sharifsircar
Автор

I didn't came for this... I came for why opp side by adj side is equal to tangent of a circle!!!

udith
Автор

The Tan(gerine) meme brought me here because I had no fucking idea. Cheers!

BonesTheCat
Автор

how do you calculate this? 
Sine of theta= 2.5 cosine of theta? 
It should be around 68 degrees. 

GoProGuyHD