Silverknight566
Silverknight566 Silverknight566
  • 10-03-2017
  • Mathematics
contestada

determine whether ab and cd are parallel, perpendicular, or neither. A (6,2) B(2,-2) C(-1,-4) D(5,2)

Respuesta :

Flippo
Flippo Flippo
  • 10-03-2017
First find the slope of the two lines 

slope of AB: (5-8)/(-6-3) = 3/9 = 1/3

slope of CD:(-3-2)/(-3-12) = 5/15 = 1/3

the lines are parallel because the slopes are equal
Answer Link
Kenz413
Kenz413 Kenz413
  • 10-03-2017
Yes they are correct
Answer Link

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