Help! What is the length XY if the quadrilateral is an isosceles trapezoid? I thought 6 was the answer, but I was wrong.

asked Nov 23, 2017 105k views

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$If\ WZYX\ is\ a\ isosceles\ trapezoid,\ then\\\\y+6=12\ \ \ |subtract\ 6\ from\ both\ sides\\\\y=6\\\\|XY|=y+1,\ subtitute\\\\\boxed$

Araspion answered Nov 29, 2017

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