Question

Mass is distributed uniformly over a thin triangular plate and co-ordinates of two vertices are (1 m, 3 m) and (2 m, 4 m). The co-ordinates of third
vertex, if centre of mass of plate lies at origin are
O (1 m,-2 m)
0 (-2 m, 4 m)
0 (3 m, 1 m)
O (-3 m, 1 m)​

Answer 1

Answer:

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Explanation:

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Answer 2

Explanation:

(-3m,1m).....................................