Is the quadrilateral ABCD formed by the points A $( - 1,2,0 )$ , B $( 3,1,1 )$ , C $( 1,2,1 )$ , and D $( - 3,3,0 )$ a parallelogram?

Name: Is the quadrilateral ABCD formed by the points A $( - 1,2,0 )$ , B $( 3,1,1 )$ , C $( 1,2,1 )$ , and D $( - 3,3,0 )$ a parallelogram?
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The Answer of Is the quadrilateral ABCD formed by the points A $( - 1,2,0 )$ , B $( 3,1,1 )$ , C $( 1,2,1 )$ , and D $( - 3,3,0 )$ a parallelogram?

Is the Quadrilateral ABCD Formed by the Points A (−1,2,0)( - 1,2,0 )(−1,2,0)

Is the Quadrilateral ABCD Formed by the Points A $( - 1,2,0 )$