4:2:1 Rotational Symmetry

3 Questions | Total Attempts: 1061

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4:2:1  Rotational Symmetry

This section is to help you review and prepare for the module 4 test. This section reviews material on rotational symmetry. Good Luck!


Questions and Answers
  • 1. 
    The following figure has rotational symmetry.  What is the minimum rotational symmetry?  
    • A. 

    • B. 

      360º

    • C. 

    • D. 

      72º

    • E. 

      60º

  • 2. 
    Tell whether each figure appears to have rotational symmetry.  If the figure has rotational symmetry, give the minimum rotational symmetry and tell what other rotational symmetries it has.  
    • A. 

      Yes, minimum symmetry is 90º, other symmetries are 90º, 180º, 270º, 360º

    • B. 

      Yes, minimum symmetry is 120º, other symmetries are 120º, 240º, 360º

    • C. 

      Yes, minimum symmetry is 40º, other symmetries are 40º, 80º, 120º, 160º, 200º, 240º, 280º, 320º, 360º

    • D. 

      No, this figure does not have rotational symmetry.

  • 3. 
    Which shape, if any, has rotational symmetry?
    • A. 

      A only

    • B. 

      B only

    • C. 

      C only

    • D. 

      A and C both have rotational symmetry

    • E. 

      B and C both have rotational symmetry