document.write( "Question 436335: In trigonometry, how do i know if i use sine, cosine, or tangent with a triangle? \n" ); document.write( "
Algebra.Com's Answer #301871 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
In trigonometry, how do i know if i use
\n" ); document.write( "sine,
\n" ); document.write( "cosine,
\n" ); document.write( "or tangent
\n" ); document.write( "with a triangle?
\n" ); document.write( "---
\n" ); document.write( "Since sine = y/r you need information about 2 of those
\n" ); document.write( "components to find the 3rd.
\n" ); document.write( "---
\n" ); document.write( "Since cosine = x/r you need info about 2 of those
\n" ); document.write( "components to find the 3rd.
\n" ); document.write( "---
\n" ); document.write( "Since tangent = y/x you need info about 2 of those
\n" ); document.write( "components to find the 3rd.
\n" ); document.write( "-----
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "===============
\n" ); document.write( "
\n" ); document.write( "
\n" );