document.write( "Question 240294: A= 1/2h (b1+b2 for b1 Please help,
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Algebra.Com's Answer #176109 by Alan3354(69443)\"\" \"About 
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A= 1/2h (b1+b2 for b1
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\n" ); document.write( "A right bracket is missing, I think it goes here:
\n" ); document.write( "A= 1/2h (b1+b2)
\n" ); document.write( "2A = h*(b1 + b2)
\n" ); document.write( "2A/h = b1 + b2
\n" ); document.write( "b1 = (2A/h) - b2
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