1.   If two lines have the same slope, then they are _______.
    A. parallel B. perpendicular
    C. intersecting D. vertical
    Hint

  2.   Which equation represents a graph that is perpendicular to the graph of and passes through the point at (–1, 1)?
    A. B.
    C. D.
    Hint

  3.   Which two equations have graphs that are parallel?

    A. y = 3x – 1
4y = 12x + 13

    B. y = 3x – 1
-3 – y = (x + 2)

    C. y = x + 2
-3 – y = (x + 2)

    D. y = x + 2
4y = 12x + 13

    Hint

  4.   What would the slope of have to be for JKLM to be a trapezoid?
   
    A. B.
    C. - D. -
    Hint

  5.   Which equation's graph is perpendicular to the graph of the equation
y = -x + 2
    A. y = -x + B. y = -x + 1
    C. y = x D. y = x – 1
    Hint



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