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

  2.   Find
   
    A. 68 B. 56
    C. 62 D. 50
    Hint

  3.   What is the value of n?
   
    A. 9 B. 26
    C. 24 D. 14
    Hint

  4.   Which angle corresponds to if
    A. B.
    C. D.
    Hint

  5.   Which pair of triangles is congruent by the ASA Postulate?
    A. B.
    C. D.
    Hint

  6.   Which pair of triangles shows by the AAS Theorem?
    A.
    B.
    C.
    D.
    Hint

  7.   is equilateral. What are the coordinates of A?
   
    A. B.
    C. (-2b, 0) D.
    Hint

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

  9.   Two triangles are necessarily congruent if and only if __________.
    A. their corresponding sides and corresponding angles are congruent, and they are rotated to the same position.
    B. their corresponding sides and corresponding angles are congruent.
    C. their corresponding angles are congruent.
    D. two of their sides are congruent.
    Hint

  10.   Which postulate can be used to prove the triangles congruent?
   
    A. AAA Postulate B. SAS Postulate
    C. ASA Postulate D. SSS Postulate
    Hint

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

  12.   If two angles of an isosceles triangle are each twice the measure of the other angle, what is the measure of this other angle?
    A. 64° B. 36°
    C. 72° D. 18°
    Hint

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

  14.   Find the coordinates of O.
   
    A. (3a, 0) B. (a, 0)
    C. (0, 3a) D. (0, 3Ka)
    Hint



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