document.write( "Question 1142690: Find the acute angle between the lines whose slopes are 2 and 1÷3 \n" ); document.write( "

Algebra.Com's Answer #763396 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+alpha+=+arc+tan%28+2+%29+\"$
\n" ); document.write( " $\"+beta+=+arc+tan%28+1%2F3+%29+\"$
\n" ); document.write( "-------------------------------
\n" ); document.write( " $\"+alpha+=+63.435+\"$
\n" ); document.write( " $\"+beta+=+18.435+\"$
\n" ); document.write( " $\"+63.435+-+18.435+=+45+\"$
\n" ); document.write( "45 degrees
\n" ); document.write( " \n" ); document.write( "

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