document.write( "Question 1089832: calculate the perimeter of triangle PQR with vertices P(-1;3) Q(1;1) R(6;6) \n" ); document.write( "
Algebra.Com's Answer #704210 by Alan3354(69443)\"\" \"About 
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calculate the perimeter of triangle PQR with vertices P(-1;3) Q(1;1) R(6;6)
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\n" ); document.write( "Find the 3 side lengths, add them.
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\n" ); document.write( "I'll do PQ
\n" ); document.write( "\"PQ+=+sqrt%28diffy%5E2+%2B+diffx%5E2%29+=+sqrt%282%5E2+%2B+2%5E2%29+=+2sqrt%282%29\"
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