Question

Three vertices of parallelogram ABCD are A(1,2), B(2,1), and C(3,-4). Find the coordinates of vertex D?

Answer 1

☺☺ HERE IS YOUR ANSWER ☺☺

A(1,2) B(2,1) C(3,-4) are vertices of parallelogram ABCD.

so, midpoint of AC and BD are same.

Coordinate of midpoint BD = Coordinate of midpoint AC.

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Answer 2

Step-by-step explanation:

Three vertices of parallelogram ABCD are A(1,2), B(2,1), and C(3,-4). Find the coordinates of vertex D?