In quadrilateral ABDC , line segment AB is parallel to line segment CD Which additional piece of information is needed to determine that ABDC is a parallelogram?

Question

Revolt · Accepted Answer

line segment AB is congruent to line segment CD

Quadrilaterals and Coordinate Algebra — Test

In quadrilateral ABDC , line segment AB is parallel to line segment CD Which additional piece of information is needed to determine that ABDC is a parallelogram?

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