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A line has a slope of -3. What is the slope of a line perpendicular to it?

2 Answers

0 votes

Answer:

The slope of the perpendicular line is 1/3

Explanation:

Perpendicular lines have slopes that multiply to negative 1

Let the slope of the line we are looking for be m

-3 * m = -1

Divide each side by -3

-3m /-3 = -1/-3

m = 1/3

User Pterrat
by
5.0k points
5 votes

Answer:

1/3

Explanation:

The slope of a line perpendicular to it = -1/m = -1/-3 = 1/3

User Pavel Agarkov
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4.1k points