Question

Find the slope of the line that is (a) parallel and (b) perpendicular to the line through the pair of points (-4,-1) and (5,6)

Answer 1

m=7/9 or 0.78

Explanation:

m=Y2-Y1/X2-X1

m=6-(-1)/5-(-4)

m=7/9

m=0.777777777777777