Coordinate Geometry - Midpoint of a Line Segment

Coordinate Geometry - Midpoint of a Line Segment

TGM Original Questions

If \(A(1,5)\), \(B(-4,8)\) and \(C(-3,11)\) are three vertices of a parallelogram \(ABCD\), find

the midpoint of \(AC\),
the coordinates of \(D\).

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Answer:(a) \((-1,8)\); (b) \(D=(2,8)\).

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