## Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole

# Chapter 4 - Section 4.1 - Properties of a Parallelogram - Exercises - Page 177: 27

#### Answer

$\angle$P is a right angle.

#### Work Step by Step

$\angle$H+$\angle$L=180 Therefore, ($\frac{1}{2}$)$\angle$H+($\frac{1}{2}$)$\angle$L=90 If two angles in a triangle are complimentary, then the third angle must be a right angle.

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