Question

Need help with this question!!! Photo attached with problem.

Answer 1

slope of perpendicular

\[m _{1}\times m _{2} =-1\]

you have m1= 1/2
1/2 x m2 =-1
m2 = -2

so the slope of perpendicular is -2

Answer 2

now just look at the options and see which one have slope -2

Answer 3

Thank you that helped:) I think it's choice A.

Answer 4

yeah..

Answer 5

Thank you @nubeer !

Answer 6

you're welcome :)