document.write( "Question 280110: in an equilateral triangle has the perimeter 12a+18b. QR is the midsegment, what is QR \n" ); document.write( "
Algebra.Com's Answer #203600 by unlockmath(1688)\"\" \"About 
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Hello,
\n" ); document.write( "Since we know the sides are equal then the lengths of each would be:
\n" ); document.write( "(12a+18b)/3 rewritten as:
\n" ); document.write( "4a+6b Now to find the nidsegment we divide this by 2 to get:
\n" ); document.write( "2a+3b
\n" ); document.write( "There we go. RJ
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