document.write( "Question 57172: need help please\r
\n" ); document.write( "\n" ); document.write( "Solve the formula for h using formula for trapezoid\r
\n" ); document.write( "\n" ); document.write( "A=1/2h(a+b)
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Algebra.Com's Answer #38892 by stanbon(75887)\"\" \"About 
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Solve the formula for h using formula for trapezoid
\n" ); document.write( "A=1/2h(a+b)
\n" ); document.write( "----------
\n" ); document.write( "Multiply both sides be 2 to get:
\n" ); document.write( "2A=h(a+b)
\n" ); document.write( "h=(2A)/(a+b)
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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