1.   Classify the angle below.
   
    A. right B. acute
    C. obtuse D. straight
    Hint

  2.   Classify the angle below.
   
    A. obtuse B. right
    C. acute D. straight
    Hint

  3.   Which angle has a measure of 90°?
    A. B.
    C. D.
    Hint

  4.   Which angle has a measure of 10°?
    A. B.
    C. D.
    Hint

  5.   Which angle has a measure of 170°?
    A. B.
    C. D.
    Hint



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