document.write( "Question 229263: A trapezoid has three sides of length 4 inches and one side of length 8 inches. What is its area? \n" ); document.write( "
Algebra.Com's Answer #170006 by rfer(16322)\"\" \"About 
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find the heigth
\n" ); document.write( "16-4=12
\n" ); document.write( "sq rt of 12=3.46
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\n" ); document.write( "A=h((b1+b2)/2)
\n" ); document.write( "A=3.46(12/2)
\n" ); document.write( "A=3.46*6
\n" ); document.write( "A=20.76 sq in
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