#### Answer

A

#### Work Step by Step

The slopes of perpendicular lines are negative reciprocals of each other.
The negative reciprocal of $5\frac{1}{5}$ is $-5$.
Thus, the answer is Option (A).

Published by
Prentice Hall

ISBN 10:
0133186024

ISBN 13:
978-0-13318-602-4

A

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