1.   Suppose that, in a tessellation by regular hexagons and equilateral triangles, two hexagons meet at a vertex. How many of the triangles must meet at that vertex?
    A. 4 B. 1
    C. 2 D. 3
    Hint

  2.   Which figure shows a line that is not a line of symmetry?
    A. B.
    C. D.
    Hint

  3.   Which statement is true for the figure below? Assume .
   
    A. is a translation image of
    B. lines and m are perpendicular
    C. is a translation image of
    D. is a translation image of
    Hint

  4.   Refer to the figure below. A dilation with center C produced the circle in red. What is the scale factor of the dilation?
   
    A. 1 B. 3
    C. 2 D.
    Hint

  5.   Determine if a regular dodecagon will tessellate.
    A. No, interior angle is 150
    B. No, the sum of the interior angles is 2160
    C. Yes, the sum of the interior angles is 1800
    D. Yes, interior angle is 216
    Hint

  6.   Find the direction of vector RS given R(-4,-2) and S(3,7).
    A. 50.8° B. 52.1°
    C. 60.0° D. 59.2°
    Hint

  7.   If A (-2, -3) is reflected over the y-axis, what are the new coordinates of A' ?
    A. (2, -3) B. (-2, 3)
    C. (2, 3) D. (-2, -3)
    Hint

  8.   Which is not a true statement about a translation?
    A. The congruence of shapes is preserved in a translation.
    B. A translation is often referred to as a glide.
    C. A translation in the coordinate plane must reflect over the x-axis or y-axis.
    D. The orientation of an image is the same as its preimage.
    Hint

  9.   Triangle QRS with coordinates Q (3, 2), R (-2, 1) and S (1, -3) is rotated 180° on the coordinate plane. What are the coordinates of triangle Q'R'S'?
    A. Q'(-2, -3), R'(2, -1), S'(-1, 3)
    B. Q'(-3, -2), R'(2, -1), S'(-1, 3)
    C. Q'(-2, -3), R'(-1, 2), S'(-1, 3)
    D. Q'(-3, -2), R'(-2, -1), S'(-1, -3)
    Hint

  10.   Which is not a true statement about rotations?
    A. A rotation maintains collinearity.
    B. A rotation maintains angle measure.
    C. A rotation maintains orientation.
    D. A rotation maintains distance measure.
    Hint

  11.   A rectangle with length of 4 and width of 5 is enlarged by a scale factor of 3. What is the area of the enlargement?
    A. 56 square units B. 60 square units
    C. 20 square units D. 180 square units
    Hint

  12.   Determine the direction of = to the nearest degree.
    A. 74° B. 276°
    C. 344° D. 16°
    Hint

  13.   The vertex matrix of a triangle is . Find the vertex matrix of its image after a reflection in the origin.
    A. B.
    C. D.
    Hint

  14.   Use a matrix to find the coordinates of the endpoints of the image of with A(-6, 6) and B(9, -8) after a reflection in the line y = x.
    A. B.
    C. D.
    Hint



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