SOLUTION: Decide whether Line 1 and Line 2 are parallel, perpendicular, or neither. Line 1 passes through (5, -9) and (0, -5) Line 2 passes through (-3, 8) and (1, 3)

Algebra ->  Points-lines-and-rays -> SOLUTION: Decide whether Line 1 and Line 2 are parallel, perpendicular, or neither. Line 1 passes through (5, -9) and (0, -5) Line 2 passes through (-3, 8) and (1, 3)       Log On


   



Question 1022566: Decide whether Line 1 and Line 2 are parallel, perpendicular, or neither.
Line 1 passes through (5, -9) and (0, -5)
Line 2 passes through (-3, 8) and (1, 3)

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
What are their slopes? Use the formula for slope.
m=%28y%5Ba%5D-y%5Bb%5D%29%2F%28x%5Ba%5D-x%5Bb%5D%29


Which of these if either?
m%5B1%5D=m%5B2%5D or m%5B1%5Dm%5B2%5D=-1 ?