# calc

posted by
**Emma**
.

Three verticies of a parallelogram are D(2,1,3), E(-4,2,0) and F(6.-2,4). Find all possible locations of the fourth vertex.

posted by
**Emma**
.

Three verticies of a parallelogram are D(2,1,3), E(-4,2,0) and F(6.-2,4). Find all possible locations of the fourth vertex.