Question

If line a has a slope of -3 and is perpendicular to line b, what would is the slope of line b?

Answer 1

Slope of line B: 1/3

Explanation:

To find a slope perpendicular to another slope, you take its negative reciprocal.

Therefore, line B will have a slope of 1/3 because -3 -> -1/3 -> 1/3