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Choose the correct way to end the sentence. The lines x − 2y = 4 and y=2x − 2 are
A. Parallel
B. Perpendicular
C. Neither Parallel or Perpendicular

Respuesta :

sfuller85

Answer:

B. Perpendicular

Step-by-step explanation:

y = 2x-2

2 = slope

-2 = y-axis

x-2y  =4

-x      -x

-2y = -x+4

divide by -2 on both sides

y = 0.5x+2

0.5 = slope

2 = y-axis

Since 1/2 is the reciprocal (I think that's the right word) of -2, the lines are perpindicular.

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