1.   Triangle RST is isosceles with as the vertex angle. If ST = 3x - 11, SR = x + 3, and RT = x - 2, find RT.
   
    A. 9 B. 14
    C. 5 D. 7
    Hint

  2.   Refer to the design shown. How many of the triangles in the design appear to be congruent to triangle A?
   
    A. 10 B. 6
    C. 12 D. 8
    Hint

  3.   Refer to the figure. Complete the congruence statement
   
    A. B.
    C. D.
    Hint

  4.   by the _______________.
   
    A. ASA Postulate B. SAS Postulate
    C. SSA Postulate D. SSS Postulate
    Hint

  5.   Is an altitude of Explain.
   
    A. Yes; because is a
perpendicular bisector
of
    B. No; because is
outside
    C. Yes; because has one
endpoint at vertex and
is perpendicular to
    D. No; because is not a
median of
    Hint

  6.   Which assumption would you make to start an indirect proof of the statement Bob took the dog for a walk
    A. Bob does not have to take the dog for a walk.
    B. Bob will take the dog for a walk.
    C. Bob did not take the dog for a walk.
    D. Bob may take the dog for a walk.
    Hint

  7.   In the figure shown, is an exterior angle of Which
statement is correct?
   
    A. B.
    C. D.
    Hint

  8.   The _______________ states that the sum of the lengths of any two sides of a triangle is greater than the length of the third side.
    A. Definition of a Triangle B. Triangle Equality Theorem
    C. Triangle Inequality Theorem D. Definition of an Inequality
    Hint

  9.   Given trapezoid BCD with median , find the value of x.
   
    A. 6 B. 10.5
    C. 7.5 D. 9
    Hint

  10.   The measures of a pair of base angles of an isosceles trapezoid are
7x - 12 and 5x + 6. Find the value of x.
    A. 6 B. 12
    C. 9 D. 3
    Hint

  11.   Find the value of x.
   
    A. 35.25 B. 46.5
    C. 24 D. 12.75
    Hint

  12.   Which figure is an obtuse triangle?
    A. B.
    C. D.
    Hint

  13.   The segment that has one endpoint at one of the vertices of a triangle and its other endpoint on a line containing the opposite side of the triangle, and is perpendicular to the opposite side of the triangle, is called the __________.
    A. altitude B. angle bisector
    C. median D. perpendicular bisector
    Hint

  14.   Is it possible to draw a triangle with sides measuring 32, 96, and 118? Explain.
    A. Yes; 96 is between 32 and 118.
    B. No; 32 + 96 is less than 118.
    C. Yes; the sum of the measures of any two sides is greater than the other side measure.
    D. No; 32 is less than 96 + 118.
    Hint

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

  16.   If what reason would follow to prove
   
    A. CPCTC B. Vertical angles are congruent.
    C. Base angles of an isosceles triangle are congruent. D. If a triangle is equilateral then it is equiangular.
    Hint

  17.   Parallelogram RSTV is a rhombus with Find
   
    A. 124° B. 56°
    C. 68° D. 112°
    Hint

  18.   If parallelogram RSTV is a rhombus, what angles does bisect?
   
    A. B.
    C. D.
    Hint



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