The points A(2,9,12),B(1,8,8),C(−2,11,8),D(−1,12,12) form 

 The points A(2,9,12),B(1,8,8),C(2,11,8),D(1,12,12) form 

  1. A

    A parallelogram

  2. B

    A rhombus

  3. C

    A square

  4. D

    A rectangle

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