SAT Math Practice Question #36364 - SATify | SATify

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SAT Math Practice Question #36364 - SATify | SATify

#36364

slopes

coordinate geometry

hard

90 sec

Line $L$ passes through the points $(1, 5)$ and $(4, - 1)$ . Line $M$ is perpendicular to line $L$ in the $x y$ -plane. What is the slope of line $M$ ?

A.

$- 2$

B.

$- \frac{1}{2}$

C.

$\frac{1}{2}$

D.

$2$