Question

How are the sine and cosine curves similar?

Answer 1

@DanJS

Answer 2

@chosenmatt @SKirby @Nnesha @magcon/o2l_13 @Loser66

Answer 3

Go here and read the first paragraph. You will then know.

http://www.dummies.com/how-to/content/comparing-cosine-and-sine-functions-in-a-graph.html

@highjumpcollect

Answer 4

\[cosx = \sin(\frac{ \pi }{ 2 }+x)\] this but diretextrix link is much more useful as it has the picture and really good explanations I assume :)