Find the equation of the line. Write the equation using standard notation.
-Through $( 10 , - 10 )$; perpendicular to $\mathrm { y } = 8$
A) $y = 10$
B) $x = 10$
C) $x = - 10$
D) $y = - 10$

Question

Quizplus · Accepted Answer

The given line $y = 8$ is horizontal. A line perpendicular to a horizontal line is vertical. A vertical line passing through $(10, -10)$ has the equation $x = 10$, which is option B.

Find the Equation of the Line (10,−10)( 10 , - 10 )(10,−10)

Find the Equation of the Line $( 10 , - 10 )$