1.   The common endpoint of two rays is called a(n)
    A. degree B. angle
    C. side D. vertex
    Hint

  2.   A name for the angle shown is ________.
   
    A. B.
    C. D.
    Hint

  3.   What type of angle is shown below?
   
    A. obtuse B. acute
    C. right D. straight
    Hint

  4.   A skateboarding ramp is constructed with an angle of elevation of 40°. Classify this angle.
    A. acute B. right
    C. straight D. obtuse
    Hint

  5.   A mirror reflected a ray of light 145°. Classify the angle of reflection.
    A. obtuse B. acute
    C. straight D. right
    Hint



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