document.write( "Question 434972: I'm stuck on how to find the length of the base for a trapezoid. I have he formula ms=1/2(b1+b2) I plugged in 19 for ms, and 13 for b1 because thats whats given and i just can figure it out. \n" ); document.write( "
Algebra.Com's Answer #301160 by stanbon(75887)\"\" \"About 
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I'm stuck on how to find the length of the base for a trapezoid.
\n" ); document.write( "I have the formula ms=(1/2)h(b1+b2)
\n" ); document.write( "I plugged in 19 for ms, and 13 for b1 because thats whats given and i just
\n" ); document.write( "cannot figure it out.
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\n" ); document.write( "Solve 19 = (1/2)h(13+b2)
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\n" ); document.write( "38/h = 13+b2
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\n" ); document.write( "b2 = (38/h)-13
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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