1.   Triangle PQR with vertices P(-8, 9), Q(-3, -1), and R(2, 5) is translated so that P' is at (-12, 0). Find the translation matrix.
    A. B.
    C. D.
    Hint

  2.   What translation matrix should be used to translate a figure with five vertices up 3 units and right 2 units?
    A.
    B.
    C.
    D.
    Hint

  3.   Suppose has vertices A(3, 4), B(-2, 1) and C(2, –3). Dilate so that its perimeter is one-fourth the original perimeter. What are the coordinates of the vertices of
    A.
    B.
    C.
    D.
    Hint

  4.   What are the coordinates of the vertices of the image of rectangle HJKL with H(4, 1), J(-3, -2), K(2, -6), and L(-4, 5) after a reflection across the x-axis?
    A. H'(-4, –1), J'(-3, -2), K'(-2, -6), L'(-4, -5)
    B. H'(-4, 1), J'(3, -2), K'(-2, -6), L>'(4, 5)
    C. H'(4, –1), J'(-3, 2), K'(2, 6), L'(-4, -5)
    D. H'(-4, –1), J'(3, 2), K'(-2, 6), L'(4, -5)
    Hint

  5.   Which of the following is the correct rotation matrix for a rotation of 180°counterclockwise about the origin?
    A. B.
    C. D.
    Hint



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