1.   Find the distance between the lines with equations x + 2y = 6 and
y = -x + 2.
    A. B.
    C. D.
    Hint

  2.   Find an equation of the line that bisects the acute angles formed by the lines with equations 3x + 4y = 8 and 5x + 12y = 16.
    A. 8x + 14y + 23 = 0 B. 14x + 8y + 23 = 0
    C. 8x + 14y - 23 = 0 D. 14x + 8y - 23 = 0
    Hint

  3.   Find the distance between P(5, -3) and the line with equation
5x + 12y = 18.
    A. B.
    C. 13 D.
    Hint

  4.   PQR has vertices P(5, 8), Q(9, 5), and R(2, 4). Find the equation in standard form of the line that bisects P.
    A. 7x + y = 43 B. x - 7y = -67
    C. 4x + 3y = -4 D. 3x + 4y = 47
    Hint

  5.   Find the distance from the origin to the graph of 2x + y = 15.
    A. B. undefined (cannot divide by zero)
    C. D.
    Hint