document.write( "Question 133446: Help I'm stuck. Triangles ABC and triangle DEF are similar. what is the length of line DF?
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Algebra.Com's Answer #97628 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
the triangles are similar, so the ratio of the corresponding sides is constant\r
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\n" ); document.write( "\n" ); document.write( "\"AC%2FDF=BC%2FEF\" __ \"4%2FDF=2%2F7\" __ \"cross\" multiplying __ 28=2DF
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