document.write( "Question 388920: ABCD is a trapezoid with median EF. EF=14, DC= 3x+2, and AB= x-6. What is the length of CD \n" ); document.write( "

Algebra.Com's Answer #275352 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,         \r
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document.write( "Note:  Using the illustration for reference, a median 'EF' would 
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document.write( "connect the midpoints of the legs AD and BC AND:
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document.write( " median EF = 14 = (AB + CD)/2  (the average length of the bases)
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document.write( " 14 = [(x-6) + (3x + 2)]/2
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document.write( " 28 = 4x - 4
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document.write( " 32 = 4x
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document.write( "  8 = x
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document.write( "Length of CD (3x + 2) = 26 \n" );
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