ABCD is a parallelogram with vertices A (x1, y1), B x2, y2, C (x3, y3) . Find the coordinates of the fourth vertex D in terms of x1 , x2 , x3, y1, y2 and y3.

ABCD is a parallelogram with vertices A (x1, y1), B x2, y2, C (x3, y3

1.	ABCD is a parallelogram with vertices A (x1, y1), B x2, y2, C (x3, y3) . Find the coordinates of the fourth vertex D in terms of x1 , x2 , x3, y1, y2 and y3.
Answer» ABCD is a parallelogram with vertices $A (x_{1}, y_{1}), B (x_{2}, y_{2}), C (x_{3}, y_{3})$ . Find the coordinates of the fourth vertex D in terms of $x_{1}, x_{2}, x_{3}, y_{1}, y_{2} and y_{3}$ .

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ABCD is a parallelogram with vertices A (x1, y1), B x2, y2, C (x3, y3) . Find the coordinates of the fourth vertex D in terms of x1 , x2 , x3, y1, y2 and y3.

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