Question

What is the slope of a line perpendicular to a line that passes through (3, 8) and (1, -4)?

Answer 1

2

Explanation:

Slope: y2 -y1 / x2 - x1

-4 - 8 = 4

1 - 3= 2

4/ 2 is the semi answer

now simplify:

2/1: 2