Answer
(I)
Work Step by Step
The slopes of perpendicular lines are negative reciprocals. $m = 2$ for the line $y = 2x + 4$, so the slope of the perpendicular line, the negative reciprocal is $-\frac{1}{2}$.
This corresponds to (I).
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 2 - Functions, Equations, and Graphs - Cumulative Standards Review - Multiple Choice - Page 130: 14
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