Respuesta :

devishri1977

Answer:

A and C

Step-by-step explanation:

A)  y = (1/2)x + 2    {Compare with y =mx +b}

slope = (1/2)

C) y = -2x + 4

Slope = -2

[tex]\dfrac{1}{2}*-2 = -1[/tex]

When product of two slopes is (-1), then the lines are perpendicular.