document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1107113>Question 1107113</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am trying to find the perimeter of the given triangle.<BR>\n" );
document.write( "If triangle ABC is similar to DEF, AB=5, BC=6, AC=7 and DE=3 </SPAN>\n" );
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document.write( "Perimeter ABC is 5+6+7 = 18 units.\r<BR>\n" );
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document.write( "DE and AB are the corresponding sides of the similar triangles and have a ratio of 3:5 (3/5). \r<BR>\n" );
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document.write( "Thus, the perimeter of  DEF is (3/5)(18) = <b>10.8 units</b>.    \r<BR>\n" );
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document.write( "perimeter(DEF) = DE + EF + DF = (3/5)AB + (3/5)BC + (3/5)AC = (3/5)(AB+BC+AC) = (3/5)(perimeter(ABC))\r<BR>\n" );
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