Question

Y= -2/5x-10

What is the slope of a line perpendicular to y =
What is the slope of line JK?

Answer 1

m2 =5/2

Explanation:

m1=-1/m2

m2=-1/m1

y=-2/5x-10

m1=-2/5

m2= -1/-2/5

m2=5/2

y=5/2x-10 ⊥ y=-2/5x-10

Answer 2

perp. just switch from -2/5 to positive 5/2

Explanation: