Question

The slope of a line is 1/3.
What is the slope of a line perpendicular to this line?
-3
-1/3
1/3
3

Answer 1

-1/3

Answer 2

right?

Answer 3

ITS COrrect

Answer 4

3

Answer 5

thats -3

Answer 6

-1 / (1/3)

Answer 7

-3 haha

Answer 8

slope of perpendicular is negative reciprocal.

Answer 9

To find the slope of a line perpendicular to another line, you take the negative reciprocal. So, if the slope is \(x\), you do \(\dfrac{-1}{x}\) Here, \(x=1/3\), so you do \(\dfrac{-1}{1/3}\), which comes out to -3.