1.   Classify
   
    A. equiangular B. acute
    C. right D. obtuse
    Hint

  2.   Which triangle is isosceles?
    A. with vertices M(4,5), N(4,2), and P(-5,2)
    B. with vertices F(-1,-5), G(-3,4), and H(5,2)
    C. with vertices A(3,0), B(0,6), and C(3,6)
    D. with vertices R(3,5), S(1,-8),and T(-1,7)
    Hint

  3.   Find the value of x.
   
    A. 145 B. 125
    C. 45 D. 135
    Hint

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

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

  6.   Which postulate can be used to prove the triangles congruent?
   
    A. SSS Postulate B. SAS Postulate
    C. not possible D. ASA Postulate
    Hint

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

  8.   In the figure, intersects at H. Which additional fact is needed to prove by ASA?
   
    A. B.
    C. D.
    Hint

  9.   Which postulate or theorem shows that
   
    A. ASA Postulate B. AAS Theorem
    C. SAS Postulate D. SSS Postulate
    Hint

  10.   is isosceles. What is the x-coordinate of B?
   
    A. b B. 0
    C. a D.
    Hint

  11.   Find the value of x.
   
    A. 10 B. 42
    C. 40 D. 14
    Hint

  12.   In isosceles PQR with base , PQ = 2x + 3, and PR = 9x - 11. What is the value of x?
    A. B. 2
    C. 7 D. -7
    Hint

  13.   What is the value of each of the two sides opposite the congruent angles in the triangle pictured?
   
    A. 75 B. 15
    C. 27 D. 39
    Hint

  14.   Which of the following is not often used in a coordinate proof?
    A. Angle Sum Theorem B. Distance Formula
    C. Quadratic Formula D. Midpoint Formula
    Hint



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