document.write( "Question 1159114: An isosceles trapezoid has a perimeter of 108.5 millimeters. Its shorter base measures 1 millimeter and its longer base measures 29.9 millimeters. The two remaining sides have the same length; what is that length? \n" ); document.write( "
Algebra.Com's Answer #782102 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
x, the length of either of the congruent sides\r
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\n" ); document.write( "\n" ); document.write( "\"2x%2B1%2B29.9=108.5\" and you can solve this.
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