1.   In parallelogram ABCD, which pair of angles are not supplementary?
   
    A. B, C B. D, B
    C. A, D D. D, C
    Hint

  2.   Which of the following does not guarantee that a quadrilateral is a parallelogram?
    A. Both pairs of opposite angles are congruent.
    B. Both pairs of opposite sides are parallel.
    C. A pair of consecutive sides are congruent.
    D. Both pairs of opposite sides are congruent.
    Hint

  3.   Find the values of x and y that ensure that the quadrilateral is a parallelogram.
   
    A. x = 12, y = 13 B. x = 16, y = 26
    C. x = 13, y = 12 D. x = 16, y = 12
    Hint

  4.   If LMNO is a rhombus, which angle is not necessarily a right angle?
   
    A. B.
    C. D.
    Hint

  5.   OBCD is a square. What are the coordinates of D?
   
    A. (0, a) B. (0, 0)
    C. (a, a) D. (a, 2a)
    Hint

  6.   is perpendicular to which segment?
   
    A.
    B.
    C.
    D. is not necessarily perpendicular to any segment.
    Hint

  7.   WXYZ is a rectangle with the diagonals drawn. Which assertion about the measures of the segments in the figure is not necessarily true?
   
    A. WV = VX B. WX > WZ
    C. WY > ZY D. 2ZV = WY
    Hint

  8.   The coordinates of the vertices of quadrilateral PQRS are
P(-1, 3), Q(2, 1), R(0, -4), and S(-3, -2).
What name most precisely describes PQRS ?
    A. quadrilateral B. square
    C. parallelogram D. rectangle
    Hint

  9.   Determine how to classify ABCD most precisely for A(-3, -2), B(-2, 2), C(4, ), and D(3, -).
    A. parallelogram B. rhombus
    C. square D. rectangle
    Hint

  10.   The measures of the diagonals of an isosceles trapezoid are 3x + 7 and 5x - 11, respectively. Find the value of x.
    A. 9 B. 5
    C. 3 D. 7
    Hint

  11.   Quadrilateral JKLM has vertices at (-2, 3), (3, 3), (-8, -8), and (-3, 2). How can this figure be most precisely described?
    A. trapezoid B. parallelogram
    C. isosceles trapezoid D. rectangle
    Hint

  12.   Find the sum of the measures of the interior angles of a 28-gon.
    A. 167 B. 4680
    C. 5040 D. 180
    Hint

  13.   Find the sum of the measures of the interior angles of a regular 16-gon.
    A. 3240 B. 2520
    C. 2880 D. 2848
    Hint

  14.   What is the most specific description of quadrilateral ABCD?
   
    A. rectangle B. parallelogram
    C. square D. rhombus
    Hint



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