Question

Find the slope of a line perpendicular to the line joining the points a 6 4 and b 2 12

Answer 1

I think it may help you.

Answer 2

0.5

• Two point slope formula is given by : m= (y2-y1)/(x2-x1)
• Two points a and b with their coordinates are given: a(6,4), b(2,12)
• m=12-4/2-6
• m=8/(-4)
• m=-2
• Slope of a line perpendicular to it is given by:-1/m
• Slope is 0.5