# Chapter 4 - Section 4.1 - Properties of a Parallelogram - Exercises: 4a

17.9

#### Work Step by Step

A parallelogram consists of two sets of parallel sides, therefore the opposite sides of the parallelogram have equal lengths. QP is opposite from MN, and the length of MN is given as 17.9, therefore the length of QP is 17.9.

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