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ACDF is a trapezoid and BE is a midsegment. X=?

ACDF is a trapezoid and BE is a midsegment. X=?-example-1
User Ahsonkhan
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keeping in mind that the mid-segment of a trapezoid is simply half the sum of the parallel sides or "bases", Check the picture below.


B E=\cfrac{C D+A F}{2}\implies 2x+10=\cfrac{18~~ + ~~(6x-12)}{2}\implies 4x+20=6x+6 \\\\\\ 20=2x+6\implies 14=2x\implies \cfrac{14}{2}=x\implies 7=x

ACDF is a trapezoid and BE is a midsegment. X=?-example-1
User FrogInABox
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