document.write( "Question 386499: I'm not really understanding sine, cosine, and tangent. How do you know which one to use, and when? and how do you keep straight hypotoneuse and adjacents? Seems to me their always different. \n" ); document.write( "
Algebra.Com's Answer #273228 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Look up the unit circle.
\n" ); document.write( "Hypotenuse is always the long side.
\n" ); document.write( "Adjacent to an angle is next to it.
\n" ); document.write( "Side opposite an angle means that side doesn't form the angle.
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