#### Answer

The missing blanks are:
1. ABCD is a trapezoid, and AD is parallel to BC. Also, AB is parallel to DC; given.
2. Congruent
3. Identity property
4. SAS
5. AC and DB are congruent.

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Published by
Brooks Cole

ISBN 10:
9781285195698

ISBN 13:
978-1-28519-569-8

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