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In quadrilateral ABDC, AB // CD. Which additional piece of information is needed to determine that ABDC is a parallelogram? overline AB cong overline CD O overline AC cong overline BD OAB overline AB perp overline BD; overline CD perp overline BD

In quadrilateral ABDC, AB // CD. Which additional piece of information is needed to-example-1
User Preckrasno
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1 Answer

7 votes
7 votes

Answer:

AC is parallel to BD

Explanation:

A parallelogram is a quadrilateral with two pairs of parallel sides.

User Smcameron
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