The shape that proves that Reyna is incorrect will be Trapezoid.
A quadrilateral is a shape in a plane with four sides and the sum of the angles in the quadrilateral will be equal to 360.
Now Reyna said that opposite sides of a quadrilateral are parallel. According to this point, the Trapezoid will be incorrect because a trapezoid has four sides with two opposite lines parallel but the other two are not parallel.
Hence the shape that proves that Reyna is incorrect will be Trapezoid.
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