cassidybland201 cassidybland201

24-10-2018
Mathematics

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What statement is used to prove quadrilateral ABCD is a parallelogram

What statement is used to prove quadrilateral ABCD is a parallelogram class=

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erinjones657 erinjones657

24-10-2018

Answer:

I believe D is the answer. (Triangles BPA and DPC are congruent.)

Angles BAD and ADC are not congruent.

Sides CD and DA are also not congruent

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remotecontrolbrain remotecontrolbrain

24-10-2018

The correct answer is the second choice:

<BCD + <CDA = 180

This fact implies BC and AD are parallel which is the essential property of a parallelogram.

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